man.bsd.lv manual page server

Manual Page Search Parameters

TOWLOWER(3) Library Functions Manual TOWLOWER(3)

towlower, towupperwide character case letter conversion utilities

library “libc”

#include <wctype.h>

wint_t
towlower(wint_t wc);

wint_t
towupper(wint_t wc);

The () function converts an upper-case wide character to the corresponding lower-case letter. The () function converts an lower-case wide character to the corresponding upper-case letter.

If the argument is an upper/lower-case letter, the tolower() function returns the corresponding counterpart if there is one; otherwise the argument is returned unchanged.

tolower(3), toupper(3)

The functions conform to ISO/IEC 9899:1999 (“ISO C99”).

December 22, 2000 NetBSD-9.2