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Manual Pages  — TOWUPPER

NAME

towupper – lower case to upper case letter conversion (wide character version)

CONTENTS

LIBRARY

Standard C Library (libc, -lc)

SYNOPSIS

#include <wctype.h>

wint_t
towupper(wint_t wc);

DESCRIPTION

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

RETURN VALUES

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

SEE ALSO

iswupper(3), toupper(3), towlower(3), wctrans(3)

STANDARDS

The towupper() function conforms to ISO/IEC 9899:1999 ("ISO C99").

TOWUPPER (3) October 3, 2002

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