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Manpages WCSWIDTHSection: Linux Programmer's Manual (3 )Updated: 1999-07-25 Index Return to Main Contents NAMEwcswidth - determine columns needed for a fixed-size wide character stringSYNOPSIS#include <wchar.h> int wcswidth (const wchar_t *s, size_t n); DESCRIPTIONThe wcswidth function returns the number of columns needed to represent the wide-character string pointed to by s, but at most n wide characters. If a non-printable wide character occurs among these characters, -1 is returned.RETURN VALUEThe wcswidth function returns the number of column positions for the wide-character string s, truncated to at most length n.CONFORMING TOUNIX98SEE ALSOwcwidth(3), iswprint(3)NOTESThe behaviour of wcswidth depends on the LC_CTYPE category of the current locale.
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