Return the lowercase equivalent of a wide character
wchar_t wctolower( wchar_t wc );
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The wctolower() function returns the lowercase equivalent of wc, or wc itself if there's no lowercase equivalent. It's similar to tolower(), except that it knows about Unicode characters.
This function is optimized for size rather than speed. If speed is important, use wctolower() to create a full Unicode conversion table and then index into it directly.
The equivalent lowercase character, or the given character itself if there's no lowercase equivalent.
UNIX
Safety: | |
---|---|
Interrupt handler | No |
Signal handler | Yes |
Thread | Yes |
tolower() in the QNX Neutrino Library Reference
Unicode Multilingual Support in the Photon Programmer's Guide