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25 | <div class="section"> | |
26 | <div class="titlepage"><div><div><h4 class="title"> | |
27 | <a name="boost_regex.ref.deprecated_interfaces.old_regex"></a><a class="link" href="old_regex.html" title="High Level Class RegEx (Deprecated)">High | |
28 | Level Class RegEx (Deprecated)</a> | |
29 | </h4></div></div></div> | |
30 | <p> | |
31 | The high level wrapper class RegEx is now deprecated and does not form | |
32 | part of the regular expression standardization proposal. This type still | |
33 | exists, and existing code will continue to compile, however the following | |
34 | documentation is unlikely to be further updated. | |
35 | </p> | |
36 | <pre class="programlisting"><span class="preprocessor">#include</span> <span class="special"><</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">cregex</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">></span> | |
37 | </pre> | |
38 | <p> | |
39 | The class RegEx provides a high level simplified interface to the regular | |
40 | expression library, this class only handles narrow character strings, and | |
41 | regular expressions always follow the "normal" syntax - that | |
42 | is the same as the perl / ECMAScript syntax. | |
43 | </p> | |
44 | <pre class="programlisting"><span class="keyword">typedef</span> <span class="keyword">bool</span> <span class="special">(*</span><span class="identifier">GrepCallback</span><span class="special">)(</span><span class="keyword">const</span> <span class="identifier">RegEx</span><span class="special">&</span> <span class="identifier">expression</span><span class="special">);</span> | |
45 | <span class="keyword">typedef</span> <span class="keyword">bool</span> <span class="special">(*</span><span class="identifier">GrepFileCallback</span><span class="special">)(</span><span class="keyword">const</span> <span class="keyword">char</span><span class="special">*</span> <span class="identifier">file</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">RegEx</span><span class="special">&</span> <span class="identifier">expression</span><span class="special">);</span> | |
46 | <span class="keyword">typedef</span> <span class="keyword">bool</span> <span class="special">(*</span><span class="identifier">FindFilesCallback</span><span class="special">)(</span><span class="keyword">const</span> <span class="keyword">char</span><span class="special">*</span> <span class="identifier">file</span><span class="special">);</span> | |
47 | ||
48 | <span class="keyword">class</span> <span class="identifier">RegEx</span> | |
49 | <span class="special">{</span> | |
50 | <span class="keyword">public</span><span class="special">:</span> | |
51 | <span class="identifier">RegEx</span><span class="special">();</span> | |
52 | <span class="identifier">RegEx</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">RegEx</span><span class="special">&</span> <span class="identifier">o</span><span class="special">);</span> | |
53 | <span class="special">~</span><span class="identifier">RegEx</span><span class="special">();</span> | |
54 | <span class="identifier">RegEx</span><span class="special">(</span><span class="keyword">const</span> <span class="keyword">char</span><span class="special">*</span> <span class="identifier">c</span><span class="special">,</span> <span class="keyword">bool</span> <span class="identifier">icase</span> <span class="special">=</span> <span class="keyword">false</span><span class="special">);</span> | |
55 | <span class="keyword">explicit</span> <span class="identifier">RegEx</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">&</span> <span class="identifier">s</span><span class="special">,</span> <span class="keyword">bool</span> <span class="identifier">icase</span> <span class="special">=</span> <span class="keyword">false</span><span class="special">);</span> | |
56 | <span class="identifier">RegEx</span><span class="special">&</span> <span class="keyword">operator</span><span class="special">=(</span><span class="keyword">const</span> <span class="identifier">RegEx</span><span class="special">&</span> <span class="identifier">o</span><span class="special">);</span> | |
57 | <span class="identifier">RegEx</span><span class="special">&</span> <span class="keyword">operator</span><span class="special">=(</span><span class="keyword">const</span> <span class="keyword">char</span><span class="special">*</span> <span class="identifier">p</span><span class="special">);</span> | |
58 | <span class="identifier">RegEx</span><span class="special">&</span> <span class="keyword">operator</span><span class="special">=(</span><span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">&</span> <span class="identifier">s</span><span class="special">);</span> | |
59 | <span class="keyword">unsigned</span> <span class="keyword">int</span> <span class="identifier">SetExpression</span><span class="special">(</span><span class="keyword">const</span> <span class="keyword">char</span><span class="special">*</span> <span class="identifier">p</span><span class="special">,</span> <span class="keyword">bool</span> <span class="identifier">icase</span> <span class="special">=</span> <span class="keyword">false</span><span class="special">);</span> | |
60 | <span class="keyword">unsigned</span> <span class="keyword">int</span> <span class="identifier">SetExpression</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">&</span> <span class="identifier">s</span><span class="special">,</span> <span class="keyword">bool</span> <span class="identifier">icase</span> <span class="special">=</span> <span class="keyword">false</span><span class="special">);</span> | |
61 | <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span> <span class="identifier">Expression</span><span class="special">()</span><span class="keyword">const</span><span class="special">;</span> | |
62 | <span class="comment">//</span> | |
63 | <span class="comment">// now matching operators: </span> | |
64 | <span class="comment">// </span> | |
65 | <span class="keyword">bool</span> <span class="identifier">Match</span><span class="special">(</span><span class="keyword">const</span> <span class="keyword">char</span><span class="special">*</span> <span class="identifier">p</span><span class="special">,</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">flags</span> <span class="special">=</span> <span class="identifier">match_default</span><span class="special">);</span> | |
66 | <span class="keyword">bool</span> <span class="identifier">Match</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">&</span> <span class="identifier">s</span><span class="special">,</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">flags</span> <span class="special">=</span> <span class="identifier">match_default</span><span class="special">);</span> | |
67 | <span class="keyword">bool</span> <span class="identifier">Search</span><span class="special">(</span><span class="keyword">const</span> <span class="keyword">char</span><span class="special">*</span> <span class="identifier">p</span><span class="special">,</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">flags</span> <span class="special">=</span> <span class="identifier">match_default</span><span class="special">);</span> | |
68 | <span class="keyword">bool</span> <span class="identifier">Search</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">&</span> <span class="identifier">s</span><span class="special">,</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">flags</span> <span class="special">=</span> <span class="identifier">match_default</span><span class="special">);</span> | |
69 | <span class="keyword">unsigned</span> <span class="keyword">int</span> <span class="identifier">Grep</span><span class="special">(</span><span class="identifier">GrepCallback</span> <span class="identifier">cb</span><span class="special">,</span> <span class="keyword">const</span> <span class="keyword">char</span><span class="special">*</span> <span class="identifier">p</span><span class="special">,</span> | |
70 | <span class="identifier">boost</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">flags</span> <span class="special">=</span> <span class="identifier">match_default</span><span class="special">);</span> | |
71 | <span class="keyword">unsigned</span> <span class="keyword">int</span> <span class="identifier">Grep</span><span class="special">(</span><span class="identifier">GrepCallback</span> <span class="identifier">cb</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">&</span> <span class="identifier">s</span><span class="special">,</span> | |
72 | <span class="identifier">boost</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">flags</span> <span class="special">=</span> <span class="identifier">match_default</span><span class="special">);</span> | |
73 | <span class="keyword">unsigned</span> <span class="keyword">int</span> <span class="identifier">Grep</span><span class="special">(</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">vector</span><span class="special"><</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">>&</span> <span class="identifier">v</span><span class="special">,</span> <span class="keyword">const</span> <span class="keyword">char</span><span class="special">*</span> <span class="identifier">p</span><span class="special">,</span> | |
74 | <span class="identifier">boost</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">flags</span> <span class="special">=</span> <span class="identifier">match_default</span><span class="special">);</span> | |
75 | <span class="keyword">unsigned</span> <span class="keyword">int</span> <span class="identifier">Grep</span><span class="special">(</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">vector</span><span class="special"><</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">>&</span> <span class="identifier">v</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">&</span> <span class="identifier">s</span><span class="special">,</span> | |
76 | <span class="identifier">boost</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">flags</span> <span class="special">=</span> <span class="identifier">match_default</span><span class="special">);</span> | |
77 | <span class="keyword">unsigned</span> <span class="keyword">int</span> <span class="identifier">Grep</span><span class="special">(</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">vector</span><span class="special"><</span><span class="keyword">unsigned</span> <span class="keyword">int</span><span class="special">>&</span> <span class="identifier">v</span><span class="special">,</span> <span class="keyword">const</span> <span class="keyword">char</span><span class="special">*</span> <span class="identifier">p</span><span class="special">,</span> | |
78 | <span class="identifier">boost</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">flags</span> <span class="special">=</span> <span class="identifier">match_default</span><span class="special">);</span> | |
79 | <span class="keyword">unsigned</span> <span class="keyword">int</span> <span class="identifier">Grep</span><span class="special">(</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">vector</span><span class="special"><</span><span class="keyword">unsigned</span> <span class="keyword">int</span><span class="special">>&</span> <span class="identifier">v</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">&</span> <span class="identifier">s</span><span class="special">,</span> | |
80 | <span class="identifier">boost</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">flags</span> <span class="special">=</span> <span class="identifier">match_default</span><span class="special">);</span> | |
81 | <span class="keyword">unsigned</span> <span class="keyword">int</span> <span class="identifier">GrepFiles</span><span class="special">(</span><span class="identifier">GrepFileCallback</span> <span class="identifier">cb</span><span class="special">,</span> <span class="keyword">const</span> <span class="keyword">char</span><span class="special">*</span> <span class="identifier">files</span><span class="special">,</span> <span class="keyword">bool</span> <span class="identifier">recurse</span> <span class="special">=</span> <span class="keyword">false</span><span class="special">,</span> | |
82 | <span class="identifier">boost</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">flags</span> <span class="special">=</span> <span class="identifier">match_default</span><span class="special">);</span> | |
83 | <span class="keyword">unsigned</span> <span class="keyword">int</span> <span class="identifier">GrepFiles</span><span class="special">(</span><span class="identifier">GrepFileCallback</span> <span class="identifier">cb</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">&</span> <span class="identifier">files</span><span class="special">,</span> | |
84 | <span class="keyword">bool</span> <span class="identifier">recurse</span> <span class="special">=</span> <span class="keyword">false</span><span class="special">,</span> | |
85 | <span class="identifier">boost</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">flags</span> <span class="special">=</span> <span class="identifier">match_default</span><span class="special">);</span> | |
86 | <span class="keyword">unsigned</span> <span class="keyword">int</span> <span class="identifier">FindFiles</span><span class="special">(</span><span class="identifier">FindFilesCallback</span> <span class="identifier">cb</span><span class="special">,</span> <span class="keyword">const</span> <span class="keyword">char</span><span class="special">*</span> <span class="identifier">files</span><span class="special">,</span> | |
87 | <span class="keyword">bool</span> <span class="identifier">recurse</span> <span class="special">=</span> <span class="keyword">false</span><span class="special">,</span> | |
88 | <span class="identifier">boost</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">flags</span> <span class="special">=</span> <span class="identifier">match_default</span><span class="special">);</span> | |
89 | <span class="keyword">unsigned</span> <span class="keyword">int</span> <span class="identifier">FindFiles</span><span class="special">(</span><span class="identifier">FindFilesCallback</span> <span class="identifier">cb</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">&</span> <span class="identifier">files</span><span class="special">,</span> | |
90 | <span class="keyword">bool</span> <span class="identifier">recurse</span> <span class="special">=</span> <span class="keyword">false</span><span class="special">,</span> | |
91 | <span class="identifier">boost</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">flags</span> <span class="special">=</span> <span class="identifier">match_default</span><span class="special">);</span> | |
92 | <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span> <span class="identifier">Merge</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">&</span> <span class="identifier">in</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">&</span> <span class="identifier">fmt</span><span class="special">,</span> | |
93 | <span class="keyword">bool</span> <span class="identifier">copy</span> <span class="special">=</span> <span class="keyword">true</span><span class="special">,</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">flags</span> <span class="special">=</span> <span class="identifier">match_default</span><span class="special">);</span> | |
94 | <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span> <span class="identifier">Merge</span><span class="special">(</span><span class="keyword">const</span> <span class="keyword">char</span><span class="special">*</span> <span class="identifier">in</span><span class="special">,</span> <span class="keyword">const</span> <span class="keyword">char</span><span class="special">*</span> <span class="identifier">fmt</span><span class="special">,</span> <span class="keyword">bool</span> <span class="identifier">copy</span> <span class="special">=</span> <span class="keyword">true</span><span class="special">,</span> | |
95 | <span class="identifier">boost</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">flags</span> <span class="special">=</span> <span class="identifier">match_default</span><span class="special">);</span> | |
96 | <span class="keyword">unsigned</span> <span class="identifier">Split</span><span class="special">(</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">vector</span><span class="special"><</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">>&</span> <span class="identifier">v</span><span class="special">,</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">&</span> <span class="identifier">s</span><span class="special">,</span> | |
97 | <span class="identifier">boost</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">flags</span> <span class="special">=</span> <span class="identifier">match_default</span><span class="special">,</span> | |
98 | <span class="keyword">unsigned</span> <span class="identifier">max_count</span> <span class="special">=</span> <span class="special">~</span><span class="number">0</span><span class="special">);</span> | |
99 | <span class="comment">// </span> | |
100 | <span class="comment">// now operators for returning what matched in more detail: </span> | |
101 | <span class="comment">// </span> | |
102 | <span class="keyword">unsigned</span> <span class="keyword">int</span> <span class="identifier">Position</span><span class="special">(</span><span class="keyword">int</span> <span class="identifier">i</span> <span class="special">=</span> <span class="number">0</span><span class="special">)</span><span class="keyword">const</span><span class="special">;</span> | |
103 | <span class="keyword">unsigned</span> <span class="keyword">int</span> <span class="identifier">Length</span><span class="special">(</span><span class="keyword">int</span> <span class="identifier">i</span> <span class="special">=</span> <span class="number">0</span><span class="special">)</span><span class="keyword">const</span><span class="special">;</span> | |
104 | <span class="keyword">bool</span> <span class="identifier">Matched</span><span class="special">(</span><span class="keyword">int</span> <span class="identifier">i</span> <span class="special">=</span> <span class="number">0</span><span class="special">)</span><span class="keyword">const</span><span class="special">;</span> | |
105 | <span class="keyword">unsigned</span> <span class="keyword">int</span> <span class="identifier">Line</span><span class="special">()</span><span class="keyword">const</span><span class="special">;</span> | |
106 | <span class="keyword">unsigned</span> <span class="keyword">int</span> <span class="identifier">Marks</span><span class="special">()</span> <span class="keyword">const</span><span class="special">;</span> | |
107 | <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span> <span class="identifier">What</span><span class="special">(</span><span class="keyword">int</span> <span class="identifier">i</span><span class="special">)</span><span class="keyword">const</span><span class="special">;</span> | |
108 | <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span> <span class="keyword">operator</span><span class="special">[](</span><span class="keyword">int</span> <span class="identifier">i</span><span class="special">)</span><span class="keyword">const</span> <span class="special">;</span> | |
109 | ||
110 | <span class="keyword">static</span> <span class="keyword">const</span> <span class="keyword">unsigned</span> <span class="keyword">int</span> <span class="identifier">npos</span><span class="special">;</span> | |
111 | <span class="special">};</span> | |
112 | </pre> | |
113 | <p> | |
114 | Member functions for class RegEx are defined as follows: | |
115 | </p> | |
116 | <div class="informaltable"><table class="table"> | |
117 | <colgroup> | |
118 | <col> | |
119 | <col> | |
120 | </colgroup> | |
121 | <thead><tr> | |
122 | <th> | |
123 | <p> | |
124 | Member | |
125 | </p> | |
126 | </th> | |
127 | <th> | |
128 | <p> | |
129 | Description | |
130 | </p> | |
131 | </th> | |
132 | </tr></thead> | |
133 | <tbody> | |
134 | <tr> | |
135 | <td> | |
136 | <p> | |
137 | <code class="computeroutput"><span class="identifier">RegEx</span><span class="special">();</span></code> | |
138 | </p> | |
139 | </td> | |
140 | <td> | |
141 | <p> | |
142 | Default constructor, constructs an instance of RegEx without | |
143 | any valid expression. | |
144 | </p> | |
145 | </td> | |
146 | </tr> | |
147 | <tr> | |
148 | <td> | |
149 | <p> | |
150 | <code class="computeroutput"><span class="identifier">RegEx</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">RegEx</span><span class="special">&</span> <span class="identifier">o</span><span class="special">);</span></code> | |
151 | </p> | |
152 | </td> | |
153 | <td> | |
154 | <p> | |
155 | Copy constructor, all the properties of parameter <span class="emphasis"><em>o</em></span> | |
156 | are copied. | |
157 | </p> | |
158 | </td> | |
159 | </tr> | |
160 | <tr> | |
161 | <td> | |
162 | <p> | |
163 | <code class="computeroutput"><span class="identifier">RegEx</span><span class="special">(</span><span class="keyword">const</span> <span class="keyword">char</span><span class="special">*</span> <span class="identifier">c</span><span class="special">,</span> <span class="keyword">bool</span> | |
164 | <span class="identifier">icase</span> <span class="special">=</span> | |
165 | <span class="keyword">false</span><span class="special">);</span></code> | |
166 | </p> | |
167 | </td> | |
168 | <td> | |
169 | <p> | |
170 | Constructs an instance of RegEx, setting the expression to <span class="emphasis"><em>c</em></span>, | |
171 | if <span class="emphasis"><em>icase</em></span> is true then matching is insensitive | |
172 | to case, otherwise it is sensitive to case. Throws <a class="link" href="../bad_expression.html" title="bad_expression"><code class="computeroutput"><span class="identifier">bad_expression</span></code></a> on failure. | |
173 | </p> | |
174 | </td> | |
175 | </tr> | |
176 | <tr> | |
177 | <td> | |
178 | <p> | |
179 | <code class="computeroutput"><span class="identifier">RegEx</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">&</span> <span class="identifier">s</span><span class="special">,</span> <span class="keyword">bool</span> | |
180 | <span class="identifier">icase</span> <span class="special">=</span> | |
181 | <span class="keyword">false</span><span class="special">);</span></code> | |
182 | </p> | |
183 | </td> | |
184 | <td> | |
185 | <p> | |
186 | Constructs an instance of RegEx, setting the expression to <span class="emphasis"><em>s</em></span>, | |
187 | if <span class="emphasis"><em>icase</em></span> is true then matching is insensitive | |
188 | to case, otherwise it is sensitive to case. Throws <a class="link" href="../bad_expression.html" title="bad_expression"><code class="computeroutput"><span class="identifier">bad_expression</span></code></a> on failure. | |
189 | </p> | |
190 | </td> | |
191 | </tr> | |
192 | <tr> | |
193 | <td> | |
194 | <p> | |
195 | <code class="computeroutput"><span class="identifier">RegEx</span><span class="special">&</span> | |
196 | <span class="keyword">operator</span><span class="special">=(</span><span class="keyword">const</span> <span class="identifier">RegEx</span><span class="special">&</span> <span class="identifier">o</span><span class="special">);</span></code> | |
197 | </p> | |
198 | </td> | |
199 | <td> | |
200 | <p> | |
201 | Default assignment operator. | |
202 | </p> | |
203 | </td> | |
204 | </tr> | |
205 | <tr> | |
206 | <td> | |
207 | <p> | |
208 | <code class="computeroutput"><span class="identifier">RegEx</span><span class="special">&</span> | |
209 | <span class="keyword">operator</span><span class="special">=(</span><span class="keyword">const</span> <span class="keyword">char</span><span class="special">*</span> <span class="identifier">p</span><span class="special">);</span></code> | |
210 | </p> | |
211 | </td> | |
212 | <td> | |
213 | <p> | |
214 | Assignment operator, equivalent to calling <code class="computeroutput"><span class="identifier">SetExpression</span><span class="special">(</span><span class="identifier">p</span><span class="special">,</span> <span class="keyword">false</span><span class="special">)</span></code>. Throws <a class="link" href="../bad_expression.html" title="bad_expression"><code class="computeroutput"><span class="identifier">bad_expression</span></code></a> on failure. | |
215 | </p> | |
216 | </td> | |
217 | </tr> | |
218 | <tr> | |
219 | <td> | |
220 | <p> | |
221 | <code class="computeroutput"><span class="identifier">RegEx</span><span class="special">&</span> | |
222 | <span class="keyword">operator</span><span class="special">=(</span><span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">&</span> <span class="identifier">s</span><span class="special">);</span></code> | |
223 | </p> | |
224 | </td> | |
225 | <td> | |
226 | <p> | |
227 | Assignment operator, equivalent to calling <code class="computeroutput"><span class="identifier">SetExpression</span><span class="special">(</span><span class="identifier">s</span><span class="special">,</span> <span class="keyword">false</span><span class="special">)</span></code>. Throws <a class="link" href="../bad_expression.html" title="bad_expression"><code class="computeroutput"><span class="identifier">bad_expression</span></code></a> on failure. | |
228 | </p> | |
229 | </td> | |
230 | </tr> | |
231 | <tr> | |
232 | <td> | |
233 | <p> | |
234 | <code class="computeroutput"><span class="keyword">unsigned</span> <span class="keyword">int</span> | |
235 | <span class="identifier">SetExpression</span><span class="special">(</span><span class="keyword">const</span> <span class="keyword">char</span><span class="special">*</span> <span class="identifier">p</span><span class="special">,</span> <span class="keyword">bool</span> | |
236 | <span class="identifier">icase</span> <span class="special">=</span> | |
237 | <span class="keyword">false</span><span class="special">);</span></code> | |
238 | </p> | |
239 | </td> | |
240 | <td> | |
241 | <p> | |
242 | Sets the current expression to <span class="emphasis"><em>p</em></span>, if <span class="emphasis"><em>icase</em></span> | |
243 | is true then matching is insensitive to case, otherwise it is | |
244 | sensitive to case. Throws <a class="link" href="../bad_expression.html" title="bad_expression"><code class="computeroutput"><span class="identifier">bad_expression</span></code></a> on failure. | |
245 | </p> | |
246 | </td> | |
247 | </tr> | |
248 | <tr> | |
249 | <td> | |
250 | <p> | |
251 | <code class="computeroutput"><span class="keyword">unsigned</span> <span class="keyword">int</span> | |
252 | <span class="identifier">SetExpression</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">&</span> <span class="identifier">s</span><span class="special">,</span> <span class="keyword">bool</span> | |
253 | <span class="identifier">icase</span> <span class="special">=</span> | |
254 | <span class="keyword">false</span><span class="special">);</span></code> | |
255 | </p> | |
256 | </td> | |
257 | <td> | |
258 | <p> | |
259 | Sets the current expression to <span class="emphasis"><em>s</em></span>, if <span class="emphasis"><em>icase</em></span> | |
260 | is true then matching is insensitive to case, otherwise it is | |
261 | sensitive to case. Throws <a class="link" href="../bad_expression.html" title="bad_expression"><code class="computeroutput"><span class="identifier">bad_expression</span></code></a> on failure. | |
262 | </p> | |
263 | </td> | |
264 | </tr> | |
265 | <tr> | |
266 | <td> | |
267 | <p> | |
268 | <code class="computeroutput"><span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span> <span class="identifier">Expression</span><span class="special">()</span><span class="keyword">const</span><span class="special">;</span></code> | |
269 | </p> | |
270 | </td> | |
271 | <td> | |
272 | <p> | |
273 | Returns a copy of the current regular expression. | |
274 | </p> | |
275 | </td> | |
276 | </tr> | |
277 | <tr> | |
278 | <td> | |
279 | <p> | |
280 | <code class="computeroutput"><span class="keyword">bool</span> <span class="identifier">Match</span><span class="special">(</span><span class="keyword">const</span> | |
281 | <span class="keyword">char</span><span class="special">*</span> | |
282 | <span class="identifier">p</span><span class="special">,</span> | |
283 | <span class="identifier">boost</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">flags</span> | |
284 | <span class="special">=</span> <span class="identifier">match_default</span><span class="special">);</span></code> | |
285 | </p> | |
286 | </td> | |
287 | <td> | |
288 | <p> | |
289 | Attempts to match the current expression against the text <span class="emphasis"><em>p</em></span> | |
290 | using the match flags <span class="emphasis"><em>flags</em></span> - see <a class="link" href="../match_flag_type.html" title="match_flag_type"><code class="computeroutput"><span class="identifier">match_flag_type</span></code></a>. | |
291 | Returns <span class="emphasis"><em>true</em></span> if the expression matches the | |
292 | whole of the input string. | |
293 | </p> | |
294 | </td> | |
295 | </tr> | |
296 | <tr> | |
297 | <td> | |
298 | <p> | |
299 | <code class="computeroutput"><span class="keyword">bool</span> <span class="identifier">Match</span><span class="special">(</span><span class="keyword">const</span> | |
300 | <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">&</span> | |
301 | <span class="identifier">s</span><span class="special">,</span> | |
302 | <span class="identifier">boost</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">flags</span> | |
303 | <span class="special">=</span> <span class="identifier">match_default</span><span class="special">);</span></code> | |
304 | </p> | |
305 | </td> | |
306 | <td> | |
307 | <p> | |
308 | Attempts to match the current expression against the text <span class="emphasis"><em>s</em></span> | |
309 | using the <a class="link" href="../match_flag_type.html" title="match_flag_type"><code class="computeroutput"><span class="identifier">match_flag_type</span></code></a> <span class="emphasis"><em>flags</em></span>. | |
310 | Returns <span class="emphasis"><em>true</em></span> if the expression matches the | |
311 | whole of the input string. | |
312 | </p> | |
313 | </td> | |
314 | </tr> | |
315 | <tr> | |
316 | <td> | |
317 | <p> | |
318 | <code class="computeroutput"><span class="keyword">bool</span> <span class="identifier">Search</span><span class="special">(</span><span class="keyword">const</span> | |
319 | <span class="keyword">char</span><span class="special">*</span> | |
320 | <span class="identifier">p</span><span class="special">,</span> | |
321 | <span class="identifier">boost</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">flags</span> | |
322 | <span class="special">=</span> <span class="identifier">match_default</span><span class="special">);</span></code> | |
323 | </p> | |
324 | </td> | |
325 | <td> | |
326 | <p> | |
327 | Attempts to find a match for the current expression somewhere | |
328 | in the text <span class="emphasis"><em>p</em></span> using the <a class="link" href="../match_flag_type.html" title="match_flag_type"><code class="computeroutput"><span class="identifier">match_flag_type</span></code></a> <span class="emphasis"><em>flags</em></span>. | |
329 | Returns <span class="emphasis"><em>true</em></span> if the match succeeds. | |
330 | </p> | |
331 | </td> | |
332 | </tr> | |
333 | <tr> | |
334 | <td> | |
335 | <p> | |
336 | <code class="computeroutput"><span class="keyword">bool</span> <span class="identifier">Search</span><span class="special">(</span><span class="keyword">const</span> | |
337 | <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">&</span> | |
338 | <span class="identifier">s</span><span class="special">,</span> | |
339 | <span class="identifier">boost</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">flags</span> | |
340 | <span class="special">=</span> <span class="identifier">match_default</span><span class="special">);</span></code> | |
341 | </p> | |
342 | </td> | |
343 | <td> | |
344 | <p> | |
345 | Attempts to find a match for the current expression somewhere | |
346 | in the text <span class="emphasis"><em>s</em></span> using the <a class="link" href="../match_flag_type.html" title="match_flag_type"><code class="computeroutput"><span class="identifier">match_flag_type</span></code></a> flags. | |
347 | Returns <span class="emphasis"><em>true</em></span> if the match succeeds. | |
348 | </p> | |
349 | </td> | |
350 | </tr> | |
351 | <tr> | |
352 | <td> | |
353 | <p> | |
354 | <code class="computeroutput"><span class="keyword">unsigned</span> <span class="keyword">int</span> | |
355 | <span class="identifier">Grep</span><span class="special">(</span><span class="identifier">GrepCallback</span> <span class="identifier">cb</span><span class="special">,</span> <span class="keyword">const</span> | |
356 | <span class="keyword">char</span><span class="special">*</span> | |
357 | <span class="identifier">p</span><span class="special">,</span> | |
358 | <span class="identifier">boost</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">flags</span> | |
359 | <span class="special">=</span> <span class="identifier">match_default</span><span class="special">);</span></code> | |
360 | </p> | |
361 | </td> | |
362 | <td> | |
363 | <p> | |
364 | Finds all matches of the current expression in the text <span class="emphasis"><em>p</em></span> | |
365 | using the <a class="link" href="../match_flag_type.html" title="match_flag_type"><code class="computeroutput"><span class="identifier">match_flag_type</span></code></a> <span class="emphasis"><em>flags</em></span>. | |
366 | For each match found calls the call-back function cb as: <code class="computeroutput"><span class="identifier">cb</span><span class="special">(*</span><span class="keyword">this</span><span class="special">);</span></code> | |
367 | If at any stage the call-back function returns <span class="emphasis"><em>false</em></span> | |
368 | then the grep operation terminates, otherwise continues until | |
369 | no further matches are found. Returns the number of matches found. | |
370 | </p> | |
371 | </td> | |
372 | </tr> | |
373 | <tr> | |
374 | <td> | |
375 | <p> | |
376 | <code class="computeroutput"><span class="keyword">unsigned</span> <span class="keyword">int</span> | |
377 | <span class="identifier">Grep</span><span class="special">(</span><span class="identifier">GrepCallback</span> <span class="identifier">cb</span><span class="special">,</span> <span class="keyword">const</span> | |
378 | <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">&</span> | |
379 | <span class="identifier">s</span><span class="special">,</span> | |
380 | <span class="identifier">boost</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">flags</span> | |
381 | <span class="special">=</span> <span class="identifier">match_default</span><span class="special">);</span></code> | |
382 | </p> | |
383 | </td> | |
384 | <td> | |
385 | <p> | |
386 | Finds all matches of the current expression in the text <span class="emphasis"><em>s</em></span> | |
387 | using the <a class="link" href="../match_flag_type.html" title="match_flag_type"><code class="computeroutput"><span class="identifier">match_flag_type</span></code></a> flags. | |
388 | For each match found calls the call-back function cb as: <code class="computeroutput"><span class="identifier">cb</span><span class="special">(*</span><span class="keyword">this</span><span class="special">);</span></code> | |
389 | If at any stage the call-back function returns false then the | |
390 | grep operation terminates, otherwise continues until no further | |
391 | matches are found. Returns the number of matches found. | |
392 | </p> | |
393 | </td> | |
394 | </tr> | |
395 | <tr> | |
396 | <td> | |
397 | <p> | |
398 | <code class="computeroutput"><span class="keyword">unsigned</span> <span class="keyword">int</span> | |
399 | <span class="identifier">Grep</span><span class="special">(</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">vector</span><span class="special"><</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">>&</span> | |
400 | <span class="identifier">v</span><span class="special">,</span> | |
401 | <span class="keyword">const</span> <span class="keyword">char</span><span class="special">*</span> <span class="identifier">p</span><span class="special">,</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">match_flag_type</span> | |
402 | <span class="identifier">flags</span> <span class="special">=</span> | |
403 | <span class="identifier">match_default</span><span class="special">);</span></code> | |
404 | </p> | |
405 | </td> | |
406 | <td> | |
407 | <p> | |
408 | Finds all matches of the current expression in the text <span class="emphasis"><em>p</em></span> | |
409 | using the <a class="link" href="../match_flag_type.html" title="match_flag_type"><code class="computeroutput"><span class="identifier">match_flag_type</span></code></a> flags. | |
410 | For each match pushes a copy of what matched onto <span class="emphasis"><em>v</em></span>. | |
411 | Returns the number of matches found. | |
412 | </p> | |
413 | </td> | |
414 | </tr> | |
415 | <tr> | |
416 | <td> | |
417 | <p> | |
418 | <code class="computeroutput"><span class="keyword">unsigned</span> <span class="keyword">int</span> | |
419 | <span class="identifier">Grep</span><span class="special">(</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">vector</span><span class="special"><</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">>&</span> | |
420 | <span class="identifier">v</span><span class="special">,</span> | |
421 | <span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">&</span> <span class="identifier">s</span><span class="special">,</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">match_flag_type</span> | |
422 | <span class="identifier">flags</span> <span class="special">=</span> | |
423 | <span class="identifier">match_default</span><span class="special">);</span></code> | |
424 | </p> | |
425 | </td> | |
426 | <td> | |
427 | <p> | |
428 | Finds all matches of the current expression in the text <span class="emphasis"><em>s</em></span> | |
429 | using the <a class="link" href="../match_flag_type.html" title="match_flag_type"><code class="computeroutput"><span class="identifier">match_flag_type</span></code></a> <span class="emphasis"><em>flags</em></span>. | |
430 | For each match pushes a copy of what matched onto <span class="emphasis"><em>v</em></span>. | |
431 | Returns the number of matches found. | |
432 | </p> | |
433 | </td> | |
434 | </tr> | |
435 | <tr> | |
436 | <td> | |
437 | <p> | |
438 | <code class="computeroutput"><span class="keyword">unsigned</span> <span class="keyword">int</span> | |
439 | <span class="identifier">Grep</span><span class="special">(</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">vector</span><span class="special"><</span><span class="keyword">unsigned</span> <span class="keyword">int</span><span class="special">>&</span> <span class="identifier">v</span><span class="special">,</span> <span class="keyword">const</span> | |
440 | <span class="keyword">char</span><span class="special">*</span> | |
441 | <span class="identifier">p</span><span class="special">,</span> | |
442 | <span class="identifier">boost</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">flags</span> | |
443 | <span class="special">=</span> <span class="identifier">match_default</span><span class="special">);</span></code> | |
444 | </p> | |
445 | </td> | |
446 | <td> | |
447 | <p> | |
448 | Finds all matches of the current expression in the text <span class="emphasis"><em>p</em></span> | |
449 | using the <a class="link" href="../match_flag_type.html" title="match_flag_type"><code class="computeroutput"><span class="identifier">match_flag_type</span></code></a> <span class="emphasis"><em>flags</em></span>. | |
450 | For each match pushes the starting index of what matched onto | |
451 | <span class="emphasis"><em>v</em></span>. Returns the number of matches found. | |
452 | </p> | |
453 | </td> | |
454 | </tr> | |
455 | <tr> | |
456 | <td> | |
457 | <p> | |
458 | <code class="computeroutput"><span class="keyword">unsigned</span> <span class="keyword">int</span> | |
459 | <span class="identifier">Grep</span><span class="special">(</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">vector</span><span class="special"><</span><span class="keyword">unsigned</span> <span class="keyword">int</span><span class="special">>&</span> <span class="identifier">v</span><span class="special">,</span> <span class="keyword">const</span> | |
460 | <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">&</span> | |
461 | <span class="identifier">s</span><span class="special">,</span> | |
462 | <span class="identifier">boost</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">flags</span> | |
463 | <span class="special">=</span> <span class="identifier">match_default</span><span class="special">);</span></code> | |
464 | </p> | |
465 | </td> | |
466 | <td> | |
467 | <p> | |
468 | Finds all matches of the current expression in the text <span class="emphasis"><em>s</em></span> | |
469 | using the <a class="link" href="../match_flag_type.html" title="match_flag_type"><code class="computeroutput"><span class="identifier">match_flag_type</span></code></a> <span class="emphasis"><em>flags</em></span>. | |
470 | For each match pushes the starting index of what matched onto | |
471 | <span class="emphasis"><em>v</em></span>. Returns the number of matches found. | |
472 | </p> | |
473 | </td> | |
474 | </tr> | |
475 | <tr> | |
476 | <td> | |
477 | <p> | |
478 | <code class="computeroutput"><span class="keyword">unsigned</span> <span class="keyword">int</span> | |
479 | <span class="identifier">GrepFiles</span><span class="special">(</span><span class="identifier">GrepFileCallback</span> <span class="identifier">cb</span><span class="special">,</span> <span class="keyword">const</span> | |
480 | <span class="keyword">char</span><span class="special">*</span> | |
481 | <span class="identifier">files</span><span class="special">,</span> | |
482 | <span class="keyword">bool</span> <span class="identifier">recurse</span> | |
483 | <span class="special">=</span> <span class="keyword">false</span><span class="special">,</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">match_flag_type</span> | |
484 | <span class="identifier">flags</span> <span class="special">=</span> | |
485 | <span class="identifier">match_default</span><span class="special">);</span></code> | |
486 | </p> | |
487 | </td> | |
488 | <td> | |
489 | <p> | |
490 | Finds all matches of the current expression in the files <span class="emphasis"><em>files</em></span> | |
491 | using the <a class="link" href="../match_flag_type.html" title="match_flag_type"><code class="computeroutput"><span class="identifier">match_flag_type</span></code></a> <span class="emphasis"><em>flags</em></span>. | |
492 | For each match calls the call-back function cb. If the call-back | |
493 | returns false then the algorithm returns without considering | |
494 | further matches in the current file, or any further files. | |
495 | </p> | |
496 | <p> | |
497 | The parameter <span class="emphasis"><em>files</em></span> can include wild card | |
498 | characters '*' and '?', if the parameter recurse is true then | |
499 | searches sub-directories for matching file names. | |
500 | </p> | |
501 | <p> | |
502 | Returns the total number of matches found. | |
503 | </p> | |
504 | <p> | |
505 | May throw an exception derived from <code class="computeroutput"><span class="identifier">std</span><span class="special">::</span><span class="identifier">runtime_error</span></code> | |
506 | if file io fails. | |
507 | </p> | |
508 | </td> | |
509 | </tr> | |
510 | <tr> | |
511 | <td> | |
512 | <p> | |
513 | <code class="computeroutput"><span class="keyword">unsigned</span> <span class="keyword">int</span> | |
514 | <span class="identifier">GrepFiles</span><span class="special">(</span><span class="identifier">GrepFileCallback</span> <span class="identifier">cb</span><span class="special">,</span> <span class="keyword">const</span> | |
515 | <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">&</span> | |
516 | <span class="identifier">files</span><span class="special">,</span> | |
517 | <span class="keyword">bool</span> <span class="identifier">recurse</span> | |
518 | <span class="special">=</span> <span class="keyword">false</span><span class="special">,</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">match_flag_type</span> | |
519 | <span class="identifier">flags</span> <span class="special">=</span> | |
520 | <span class="identifier">match_default</span><span class="special">);</span></code> | |
521 | </p> | |
522 | </td> | |
523 | <td> | |
524 | <p> | |
525 | Finds all matches of the current expression in the files <span class="emphasis"><em>files</em></span> | |
526 | using the <a class="link" href="../match_flag_type.html" title="match_flag_type"><code class="computeroutput"><span class="identifier">match_flag_type</span></code></a> <span class="emphasis"><em>flags</em></span>. | |
527 | For each match calls the call-back function cb. | |
528 | </p> | |
529 | <p> | |
530 | If the call-back returns false then the algorithm returns without | |
531 | considering further matches in the current file, or any further | |
532 | files. | |
533 | </p> | |
534 | <p> | |
535 | The parameter <span class="emphasis"><em>files</em></span> can include wild card | |
536 | characters '*' and '?', if the parameter recurse is true then | |
537 | searches sub-directories for matching file names. | |
538 | </p> | |
539 | <p> | |
540 | Returns the total number of matches found. | |
541 | </p> | |
542 | <p> | |
543 | May throw an exception derived from <code class="computeroutput"><span class="identifier">std</span><span class="special">::</span><span class="identifier">runtime_error</span></code> | |
544 | if file io fails. | |
545 | </p> | |
546 | </td> | |
547 | </tr> | |
548 | <tr> | |
549 | <td> | |
550 | <p> | |
551 | <code class="computeroutput"><span class="keyword">unsigned</span> <span class="keyword">int</span> | |
552 | <span class="identifier">FindFiles</span><span class="special">(</span><span class="identifier">FindFilesCallback</span> <span class="identifier">cb</span><span class="special">,</span> <span class="keyword">const</span> | |
553 | <span class="keyword">char</span><span class="special">*</span> | |
554 | <span class="identifier">files</span><span class="special">,</span> | |
555 | <span class="keyword">bool</span> <span class="identifier">recurse</span> | |
556 | <span class="special">=</span> <span class="keyword">false</span><span class="special">,</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">match_flag_type</span> | |
557 | <span class="identifier">flags</span> <span class="special">=</span> | |
558 | <span class="identifier">match_default</span><span class="special">);</span></code> | |
559 | </p> | |
560 | </td> | |
561 | <td> | |
562 | <p> | |
563 | Searches files to find all those which contain at least one match | |
564 | of the current expression using the <a class="link" href="../match_flag_type.html" title="match_flag_type"><code class="computeroutput"><span class="identifier">match_flag_type</span></code></a> <span class="emphasis"><em>flags</em></span>. | |
565 | For each matching file calls the call-back function cb. If the | |
566 | call-back returns false then the algorithm returns without considering | |
567 | any further files. | |
568 | </p> | |
569 | <p> | |
570 | The parameter <span class="emphasis"><em>files</em></span> can include wild card | |
571 | characters '*' and '?', if the parameter <span class="emphasis"><em>recurse</em></span> | |
572 | is true then searches sub-directories for matching file names. | |
573 | </p> | |
574 | <p> | |
575 | Returns the total number of files found. | |
576 | </p> | |
577 | <p> | |
578 | May throw an exception derived from <code class="computeroutput"><span class="identifier">std</span><span class="special">::</span><span class="identifier">runtime_error</span></code> | |
579 | if file io fails. | |
580 | </p> | |
581 | </td> | |
582 | </tr> | |
583 | <tr> | |
584 | <td> | |
585 | <p> | |
586 | <code class="computeroutput"><span class="keyword">unsigned</span> <span class="keyword">int</span> | |
587 | <span class="identifier">FindFiles</span><span class="special">(</span><span class="identifier">FindFilesCallback</span> <span class="identifier">cb</span><span class="special">,</span> <span class="keyword">const</span> | |
588 | <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">&</span> | |
589 | <span class="identifier">files</span><span class="special">,</span> | |
590 | <span class="keyword">bool</span> <span class="identifier">recurse</span> | |
591 | <span class="special">=</span> <span class="keyword">false</span><span class="special">,</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">match_flag_type</span> | |
592 | <span class="identifier">flags</span> <span class="special">=</span> | |
593 | <span class="identifier">match_default</span><span class="special">);</span></code> | |
594 | </p> | |
595 | </td> | |
596 | <td> | |
597 | <p> | |
598 | Searches files to find all those which contain at least one match | |
599 | of the current expression using the <a class="link" href="../match_flag_type.html" title="match_flag_type"><code class="computeroutput"><span class="identifier">match_flag_type</span></code></a> <span class="emphasis"><em>flags</em></span>. | |
600 | For each matching file calls the call-back function cb. | |
601 | </p> | |
602 | <p> | |
603 | If the call-back returns false then the algorithm returns without | |
604 | considering any further files. | |
605 | </p> | |
606 | <p> | |
607 | The parameter <span class="emphasis"><em>files</em></span> can include wild card | |
608 | characters '*' and '?', if the parameter <span class="emphasis"><em>recurse</em></span> | |
609 | is true then searches sub-directories for matching file names. | |
610 | </p> | |
611 | <p> | |
612 | Returns the total number of files found. | |
613 | </p> | |
614 | <p> | |
615 | May throw an exception derived from <code class="computeroutput"><span class="identifier">std</span><span class="special">::</span><span class="identifier">runtime_error</span></code> | |
616 | if file io fails. | |
617 | </p> | |
618 | </td> | |
619 | </tr> | |
620 | <tr> | |
621 | <td> | |
622 | <p> | |
623 | <code class="computeroutput"><span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span> <span class="identifier">Merge</span><span class="special">(</span><span class="keyword">const</span> | |
624 | <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">&</span> | |
625 | <span class="identifier">in</span><span class="special">,</span> | |
626 | <span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">&</span> <span class="identifier">fmt</span><span class="special">,</span> <span class="keyword">bool</span> | |
627 | <span class="identifier">copy</span> <span class="special">=</span> | |
628 | <span class="keyword">true</span><span class="special">,</span> | |
629 | <span class="identifier">boost</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">flags</span> | |
630 | <span class="special">=</span> <span class="identifier">match_default</span><span class="special">);</span></code> | |
631 | </p> | |
632 | </td> | |
633 | <td> | |
634 | <p> | |
635 | Performs a search and replace operation: searches through the | |
636 | string <span class="emphasis"><em>in</em></span> for all occurrences of the current | |
637 | expression, for each occurrence replaces the match with the format | |
638 | string <span class="emphasis"><em>fmt</em></span>. Uses <span class="emphasis"><em>flags</em></span> | |
639 | to determine what gets matched, and how the format string should | |
640 | be treated. If <span class="emphasis"><em>copy</em></span> is true then all unmatched | |
641 | sections of input are copied unchanged to output, if the flag | |
642 | <span class="emphasis"><em>format_first_only</em></span> is set then only the first | |
643 | occurrence of the pattern found is replaced. Returns the new | |
644 | string. See also <a class="link" href="../../format.html" title="Search and Replace Format String Syntax">format string | |
645 | syntax</a>, and <a class="link" href="../match_flag_type.html" title="match_flag_type"><code class="computeroutput"><span class="identifier">match_flag_type</span></code></a>. | |
646 | </p> | |
647 | </td> | |
648 | </tr> | |
649 | <tr> | |
650 | <td> | |
651 | <p> | |
652 | <code class="computeroutput"><span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span> <span class="identifier">Merge</span><span class="special">(</span><span class="keyword">const</span> | |
653 | <span class="keyword">char</span><span class="special">*</span> | |
654 | <span class="identifier">in</span><span class="special">,</span> | |
655 | <span class="keyword">const</span> <span class="keyword">char</span><span class="special">*</span> <span class="identifier">fmt</span><span class="special">,</span> <span class="keyword">bool</span> | |
656 | <span class="identifier">copy</span> <span class="special">=</span> | |
657 | <span class="keyword">true</span><span class="special">,</span> | |
658 | <span class="identifier">boost</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">flags</span> | |
659 | <span class="special">=</span> <span class="identifier">match_default</span><span class="special">);</span></code> | |
660 | </p> | |
661 | </td> | |
662 | <td> | |
663 | <p> | |
664 | Performs a search and replace operation: searches through the | |
665 | string <span class="emphasis"><em>in</em></span> for all occurrences of the current | |
666 | expression, for each occurrence replaces the match with the format | |
667 | string <span class="emphasis"><em>fmt</em></span>. Uses <span class="emphasis"><em>flags</em></span> | |
668 | to determine what gets matched, and how the format string should | |
669 | be treated. If <span class="emphasis"><em>copy</em></span> is true then all unmatched | |
670 | sections of input are copied unchanged to output, if the flag | |
671 | <span class="emphasis"><em>format_first_only</em></span> is set then only the first | |
672 | occurrence of the pattern found is replaced. Returns the new | |
673 | string. See also <a class="link" href="../../format.html" title="Search and Replace Format String Syntax">format string | |
674 | syntax</a>, and <a class="link" href="../match_flag_type.html" title="match_flag_type"><code class="computeroutput"><span class="identifier">match_flag_type</span></code></a>. | |
675 | </p> | |
676 | </td> | |
677 | </tr> | |
678 | <tr> | |
679 | <td> | |
680 | <p> | |
681 | <code class="computeroutput"><span class="keyword">unsigned</span> <span class="identifier">Split</span><span class="special">(</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">vector</span><span class="special"><</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">>&</span> <span class="identifier">v</span><span class="special">,</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">&</span> <span class="identifier">s</span><span class="special">,</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">match_flag_type</span> | |
682 | <span class="identifier">flags</span> <span class="special">=</span> | |
683 | <span class="identifier">match_default</span><span class="special">,</span> | |
684 | <span class="keyword">unsigned</span> <span class="identifier">max_count</span> | |
685 | <span class="special">=</span> <span class="special">~</span><span class="number">0</span><span class="special">);</span></code> | |
686 | </p> | |
687 | </td> | |
688 | <td> | |
689 | <p> | |
690 | Splits the input string and pushes each one onto the vector. | |
691 | If the expression contains no marked sub-expressions, then one | |
692 | string is outputted for each section of the input that does not | |
693 | match the expression. If the expression does contain marked sub-expressions, | |
694 | then outputs one string for each marked sub-expression each time | |
695 | a match occurs. Outputs no more than <span class="emphasis"><em>max_count</em></span> | |
696 | strings. Before returning, deletes from the input string <span class="emphasis"><em>s</em></span> | |
697 | all of the input that has been processed (all of the string if | |
698 | <span class="emphasis"><em>max_count</em></span> was not reached). Returns the | |
699 | number of strings pushed onto the vector. | |
700 | </p> | |
701 | </td> | |
702 | </tr> | |
703 | <tr> | |
704 | <td> | |
705 | <p> | |
706 | <code class="computeroutput"><span class="keyword">unsigned</span> <span class="keyword">int</span> | |
707 | <span class="identifier">Position</span><span class="special">(</span><span class="keyword">int</span> <span class="identifier">i</span> | |
708 | <span class="special">=</span> <span class="number">0</span><span class="special">)</span><span class="keyword">const</span><span class="special">;</span></code> | |
709 | </p> | |
710 | </td> | |
711 | <td> | |
712 | <p> | |
713 | Returns the position of what matched sub-expression <span class="emphasis"><em>i</em></span>. | |
714 | If <code class="computeroutput"><span class="identifier">i</span> <span class="special">=</span> | |
715 | <span class="number">0</span></code> then returns the position | |
716 | of the whole match. Returns <code class="computeroutput"><span class="identifier">RegEx</span><span class="special">::</span><span class="identifier">npos</span></code> | |
717 | if the supplied index is invalid, or if the specified sub-expression | |
718 | did not participate in the match. | |
719 | </p> | |
720 | </td> | |
721 | </tr> | |
722 | <tr> | |
723 | <td> | |
724 | <p> | |
725 | <code class="computeroutput"><span class="keyword">unsigned</span> <span class="keyword">int</span> | |
726 | <span class="identifier">Length</span><span class="special">(</span><span class="keyword">int</span> <span class="identifier">i</span> | |
727 | <span class="special">=</span> <span class="number">0</span><span class="special">)</span><span class="keyword">const</span><span class="special">;</span></code> | |
728 | </p> | |
729 | </td> | |
730 | <td> | |
731 | <p> | |
732 | Returns the length of what matched sub-expression i. If <code class="computeroutput"><span class="identifier">i</span> <span class="special">=</span> | |
733 | <span class="number">0</span></code> then returns the length | |
734 | of the whole match. Returns <code class="computeroutput"><span class="identifier">RegEx</span><span class="special">::</span><span class="identifier">npos</span></code> | |
735 | if the supplied index is invalid, or if the specified sub-expression | |
736 | did not participate in the match. | |
737 | </p> | |
738 | </td> | |
739 | </tr> | |
740 | <tr> | |
741 | <td> | |
742 | <p> | |
743 | <code class="computeroutput"><span class="keyword">bool</span> <span class="identifier">Matched</span><span class="special">(</span><span class="keyword">int</span> | |
744 | <span class="identifier">i</span> <span class="special">=</span> | |
745 | <span class="number">0</span><span class="special">)</span><span class="keyword">const</span><span class="special">;</span></code> | |
746 | </p> | |
747 | </td> | |
748 | <td> | |
749 | <p> | |
750 | Returns true if sub-expression <span class="emphasis"><em>i</em></span> was matched, | |
751 | false otherwise. | |
752 | </p> | |
753 | </td> | |
754 | </tr> | |
755 | <tr> | |
756 | <td> | |
757 | <p> | |
758 | <code class="computeroutput"><span class="keyword">unsigned</span> <span class="keyword">int</span> | |
759 | <span class="identifier">Line</span><span class="special">()</span><span class="keyword">const</span><span class="special">;</span></code> | |
760 | </p> | |
761 | </td> | |
762 | <td> | |
763 | <p> | |
764 | Returns the line on which the match occurred, indexes start from | |
765 | 1 not zero, if no match occurred then returns <code class="computeroutput"><span class="identifier">RegEx</span><span class="special">::</span><span class="identifier">npos</span></code>. | |
766 | </p> | |
767 | </td> | |
768 | </tr> | |
769 | <tr> | |
770 | <td> | |
771 | <p> | |
772 | <code class="computeroutput"><span class="keyword">unsigned</span> <span class="keyword">int</span> | |
773 | <span class="identifier">Marks</span><span class="special">()</span> | |
774 | <span class="keyword">const</span><span class="special">;</span></code> | |
775 | </p> | |
776 | </td> | |
777 | <td> | |
778 | <p> | |
779 | Returns the number of marked sub-expressions contained in the | |
780 | expression. Note that this includes the whole match (sub-expression | |
781 | zero), so the value returned is always >= 1. | |
782 | </p> | |
783 | </td> | |
784 | </tr> | |
785 | <tr> | |
786 | <td> | |
787 | <p> | |
788 | <code class="computeroutput"><span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span> <span class="identifier">What</span><span class="special">(</span><span class="keyword">int</span> | |
789 | <span class="identifier">i</span><span class="special">)</span><span class="keyword">const</span><span class="special">;</span></code> | |
790 | </p> | |
791 | </td> | |
792 | <td> | |
793 | <p> | |
794 | Returns a copy of what matched sub-expression <span class="emphasis"><em>i</em></span>. | |
795 | If <code class="computeroutput"><span class="identifier">i</span> <span class="special">=</span> | |
796 | <span class="number">0</span></code> then returns a copy of | |
797 | the whole match. Returns a null string if the index is invalid | |
798 | or if the specified sub-expression did not participate in a match. | |
799 | </p> | |
800 | </td> | |
801 | </tr> | |
802 | <tr> | |
803 | <td> | |
804 | <p> | |
805 | <code class="computeroutput"><span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span> <span class="keyword">operator</span><span class="special">[](</span><span class="keyword">int</span> | |
806 | <span class="identifier">i</span><span class="special">)</span><span class="keyword">const</span> <span class="special">;</span></code> | |
807 | </p> | |
808 | </td> | |
809 | <td> | |
810 | <p> | |
811 | Returns <code class="computeroutput"><span class="identifier">what</span><span class="special">(</span><span class="identifier">i</span><span class="special">);</span></code> Can be used to simplify access | |
812 | to sub-expression matches, and make usage more perl-like. | |
813 | </p> | |
814 | </td> | |
815 | </tr> | |
816 | </tbody> | |
817 | </table></div> | |
818 | </div> | |
819 | <table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr> | |
820 | <td align="left"></td> | |
821 | <td align="right"><div class="copyright-footer">Copyright © 1998-2013 John Maddock<p> | |
822 | Distributed under the Boost Software License, Version 1.0. (See accompanying | |
823 | file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>) | |
824 | </p> | |
825 | </div></td> | |
826 | </tr></table> | |
827 | <hr> | |
828 | <div class="spirit-nav"> | |
829 | <a accesskey="p" href="regex_split.html"><img src="../../../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../deprecated_interfaces.html"><img src="../../../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../../../index.html"><img src="../../../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="../internal_details.html"><img src="../../../../../../../doc/src/images/next.png" alt="Next"></a> | |
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