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WCWIDTH(3) BSD Library Functions Manual WCWIDTH(3) NAME
wcwidth -- number of column positions of a wide-character code LIBRARY
Standard C Library (libc, -lc) SYNOPSIS
#include <wchar.h> int wcwidth(wchar_t wc); DESCRIPTION
The wcwidth() function determines the number of column positions required to display the wide character wc. RETURN VALUES
The wcwidth() function returns 0 if the wc argument is a null wide character (L'