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intisgraph(intc**);**
intiswgraph(wint_tc**);**
Each of these routines returns true if c is a particular representation of a printable character other than a space.
| Routine | Required Header | Compatibility |
| isgraph | <ctype.h> | ANSI, Win 95, Win NT |
| iswgraph | <ctype.h> or <wchar.h> | ANSI, Win 95, Win NT |
For additional compatibility information, see Compatibility in the Introduction.
Libraries
| LIBC.LIB | Single thread static library, retail version |
| LIBCMT.LIB | Multithread static library, retail version |
| MSVCRT.LIB | Import library for MSVCRT.DLL, retail version |
Return Value
isgraph returns a non-zero value if c is a printable character other than a space. iswgraph returns a non-zero value if c is a printable wide character other than a wide-character space. Each of these routines returns 0 if c does not satisfy the test condition.
The result of the test condition for the isgraph function depends on the LC_CTYPE category setting of the current locale; see setlocale for more information. For iswgraph, the result of the test condition is independent of locale.
Parameter
c
Integer to test
Generic-Text Routine Mappings
| TCHAR.H Routine | _UNICODE & _MBCS Not Defined | _MBCS Defined | _UNICODE Defined |
| _istgraph | isgraph | _ismbcgraph | iswgraph |
Character Classification Routines | Locale Routines | is, isw Function Overview