ceph/src/boost/libs/type_traits/doc/is_arithmetic.qbk

   1 [/
   2   Copyright 2007 John Maddock.
   3   Distributed under the Boost Software License, Version 1.0.
   4   (See accompanying file LICENSE_1_0.txt or copy at
   5   http://www.boost.org/LICENSE_1_0.txt).
   6 ]
   7
   8 [section:is_arithmetic is_arithmetic]
   9    template <class T>
  10    struct is_arithmetic : public __tof {};
  11
  12 __inherit If T is a (possibly cv-qualified) arithmetic type then inherits from
  13 __true_type, otherwise inherits from __false_type.  Arithmetic types include
  14 integral and floating point types (see also __is_integral and __is_floating_point).
  15
  16 __std_ref 3.9.1p8.
  17
  18 __header ` #include <boost/type_traits/is_arithmetic.hpp>` or ` #include <boost/type_traits.hpp>`
  19
  20 __examples
  21
  22 [:`is_arithmetic<int>` inherits from `__true_type`.]
  23
  24 [:`is_arithmetic<char>::type` is the type `__true_type`.]
  25
  26 [:`is_arithmetic<double>::value` is an integral constant
  27 expression that evaluates to /true/.]
  28
  29 [:`is_arithmetic<T>::value_type` is the type `bool`.]
  30
  31 [endsect]
  32