7.25.2.2.2 The wctype function

Synopsis

1

#include <wctype.h>
wctype_t wctype(const char *property);

Description

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The wctype function constructs a value with type wctype_t that describes a class of wide characters identified by the string argument property.

3

The strings listed in the description of the iswctype function shall be valid in all locales as property arguments to the wctype function.

Returns

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If property identifies a valid class of wide characters according to the LC_CTYPE category of the current locale, the wctype function returns a nonzero value that is valid as the second argument to the iswctype function; otherwise, it returns zero. *