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TOWLOWER(3) Library Functions Manual TOWLOWER(3)

towlowerupper case to lower case letter conversion (wide character version)

library “libc”

#include <wctype.h>

wint_t
towlower(wint_t wc);

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

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

iswlower(3), tolower(3), towupper(3), wctrans(3)

The towlower() function conforms to ISO/IEC 9899:1999 (“ISO C99”).

October 3, 2002 FreeBSD-12.0