iswlower
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iswlower()
Test a wide character to see if it's a lowercase letter
Synopsis:
#include <wctype.h> int iswlower( wint_t wc );
Arguments:
- wc
- The wide character you want to test.
Library:
libc
Use the -l c option to qcc to link against this library. This library is usually included automatically.
Description:
The iswlower() function tests if the argument wc is a lowercase wide character of the class lower. In the C locale, this class consists of the characters from a through z.
Returns:
A nonzero value if the character is a member of the class lower, or 0 otherwise.
Classification:
| Safety: | |
|---|---|
| Cancellation point | No |
| Interrupt handler | Yes |
| Signal handler | Yes |
| Thread | Yes |
Caveats:
The result is valid only for wchar_t arguments and WEOF.
See also:
"Character manipulation functions" and "Wide-character functions" in the summary of functions chapter.
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