ceph/src/boost/libs/type_traits/doc/is_floating_point.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_floating_point is_floating_point]
   9    template <class T>
  10    struct is_floating_point : public __tof {};
  11
  12 __inherit If T is a (possibly cv-qualified) floating point type then inherits from __true_type,
  13 otherwise inherits from __false_type.
  14
  15 __std_ref 3.9.1p8.
  16
  17 [all_compilers]
  18
  19 __header ` #include <boost/type_traits/is_floating_point.hpp>` or ` #include <boost/type_traits.hpp>`
  20
  21 __examples
  22
  23 [:`is_floating_point<float>` inherits from `__true_type`.]
  24
  25 [:`is_floating_point<double>::type` is the type `__true_type`.]
  26
  27 [:`is_floating_point<long double>::value` is an integral constant
  28 expression that evaluates to /true/.]
  29
  30 [:`is_floating_point<T>::value_type` is the type `bool`.]
  31
  32 [endsect]
  33