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Add is_blank classifier

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glywk
2023-01-21 00:42:52 +01:00
parent 3fe40eb999
commit 1d9706feb7
3 changed files with 31 additions and 1 deletions
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19
include/boost/algorithm/string/classification.hpp
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@@ -85,6 +85,22 @@ namespace boost {
return detail::is_classifiedF(std::ctype_base::alpha, Loc);
}
#ifndef BOOST_NO_CXX11
//! is_blank predicate
/*!
Construct the \c is_classified predicate for the \c ctype_base::blank category.
\param Loc A locale used for classification
\return An instance of the \c is_classified predicate
\since c++11
*/
inline detail::is_classifiedF
is_blank(const std::locale& Loc=std::locale())
{
return detail::is_classifiedF(std::ctype_base::blank, Loc);
}
#endif
//! is_cntrl predicate
/*!
Construct the \c is_classified predicate for the \c ctype_base::cntrl category.
@@ -294,6 +310,9 @@ namespace boost {
// pull names to the boost namespace
using algorithm::is_classified;
using algorithm::is_space;
#ifndef BOOST_NO_CXX11
using algorithm::is_blank;
#endif
using algorithm::is_alnum;
using algorithm::is_alpha;
using algorithm::is_cntrl;