39#pragma GCC system_header
44#ifndef _GLIBCXX_CCTYPE
45#define _GLIBCXX_CCTYPE 1
79#if __cplusplus >= 201103L
81#ifdef _GLIBCXX_USE_C99_CTYPE
ISO C++ entities toplevel namespace is std.
bool isgraph(_CharT __c, const locale &__loc)
Convenience interface to ctype.is(ctype_base::graph, __c).
bool isspace(_CharT __c, const locale &__loc)
Convenience interface to ctype.is(ctype_base::space, __c).
bool isxdigit(_CharT __c, const locale &__loc)
Convenience interface to ctype.is(ctype_base::xdigit, __c).
bool islower(_CharT __c, const locale &__loc)
Convenience interface to ctype.is(ctype_base::lower, __c).
bool isdigit(_CharT __c, const locale &__loc)
Convenience interface to ctype.is(ctype_base::digit, __c).
bool isblank(_CharT __c, const locale &__loc)
Convenience interface to ctype.is(ctype_base::blank, __c).
_CharT toupper(_CharT __c, const locale &__loc)
Convenience interface to ctype.toupper(__c).
bool isupper(_CharT __c, const locale &__loc)
Convenience interface to ctype.is(ctype_base::upper, __c).
bool isalnum(_CharT __c, const locale &__loc)
Convenience interface to ctype.is(ctype_base::alnum, __c).
bool ispunct(_CharT __c, const locale &__loc)
Convenience interface to ctype.is(ctype_base::punct, __c).
_CharT tolower(_CharT __c, const locale &__loc)
Convenience interface to ctype.tolower(__c).
bool isprint(_CharT __c, const locale &__loc)
Convenience interface to ctype.is(ctype_base::print, __c).
bool isalpha(_CharT __c, const locale &__loc)
Convenience interface to ctype.is(ctype_base::alpha, __c).
bool iscntrl(_CharT __c, const locale &__loc)
Convenience interface to ctype.is(ctype_base::cntrl, __c).