cctype

C语言库函数的原型,有用的拿去

// cctype standard header
#pragma once
#ifndef _CCTYPE_
#define _CCTYPE_
#include <yvals.h>

#ifdef _STD_USING
 #undef _STD_USING
  #include <ctype.h>
 #define _STD_USING

#else /* _STD_USING */
 #include <ctype.h>
#endif /* _STD_USING */

 #if _GLOBAL_USING && !defined(RC_INVOKED)
_STD_BEGIN
using _CSTD isalnum; using _CSTD isalpha; using _CSTD iscntrl;
using _CSTD isdigit; using _CSTD isgraph; using _CSTD islower;
using _CSTD isprint; using _CSTD ispunct; using _CSTD isspace;
using _CSTD isupper; using _CSTD isxdigit; using _CSTD tolower;
using _CSTD toupper;
_STD_END
 #endif /* _GLOBAL_USING */

	/* remove any (improper) macro overrides */
#undef isalnum
#undef isalpha
#undef isblank
#undef iscntrl
#undef isdigit
#undef isgraph
#undef islower
#undef isprint
#undef ispunct
#undef isspace
#undef isupper
#undef isxdigit
#undef tolower
#undef toupper
#endif /* _CCTYPE_ */

/*
 * Copyright (c) 1992-2009 by P.J. Plauger.  ALL RIGHTS RESERVED.
 * Consult your license regarding permissions and restrictions.
V5.20:0009 */