Warning: main(/www/www/htdocs/style/globals.php) [function.main]: failed to open stream: No such file or directory in /www/www/docs/6.4.1/neutrino/lib_ref/i/iswalpha.html on line 1
Warning: main() [function.include]: Failed opening '/www/www/htdocs/style/globals.php' for inclusion (include_path='.:/www/www/common:/www/www/php/lib/php') in /www/www/docs/6.4.1/neutrino/lib_ref/i/iswalpha.html on line 1
Warning: main(/www/www/htdocs/style/header.php) [function.main]: failed to open stream: No such file or directory in /www/www/docs/6.4.1/neutrino/lib_ref/i/iswalpha.html on line 8
Warning: main() [function.include]: Failed opening '/www/www/htdocs/style/header.php' for inclusion (include_path='.:/www/www/common:/www/www/php/lib/php') in /www/www/docs/6.4.1/neutrino/lib_ref/i/iswalpha.html on line 8
Test a wide character to see if it's alphabetic
#include <wctype.h>
int iswalpha( wint_t wc );
- wc
- The wide character you want to test.
libc
Use the -l c option to
qcc
to link against this library.
This library is usually included automatically.
The iswalpha() function tests if the argument wc is an alphabetic wide character of the class alpha. In the C locale, they are: a to z, A to Z.
A nonzero value if the character is a member of the class
alpha, or 0 otherwise.
ANSI,
POSIX 1003.1
Safety: | |
Cancellation point |
No |
Interrupt handler |
Yes |
Signal handler |
Yes |
Thread |
Yes |
The result is valid only for wchar_t arguments and
WEOF.
isalpha(),
iswalnum(),
iswcntrl(),
iswctype(),
iswdigit(),
iswgraph(),
iswlower(),
iswprint(),
iswpunct(),
iswspace(),
iswupper(),
iswxdigit(),
setlocale(),
towlower(),
towupper()
Warning: main(/www/www/htdocs/style/footer.php) [function.main]: failed to open stream: No such file or directory in /www/www/docs/6.4.1/neutrino/lib_ref/i/iswalpha.html on line 126
Warning: main() [function.include]: Failed opening '/www/www/htdocs/style/footer.php' for inclusion (include_path='.:/www/www/common:/www/www/php/lib/php') in /www/www/docs/6.4.1/neutrino/lib_ref/i/iswalpha.html on line 126