std::isxdigit(std::locale)

template< class charT >
bool isxdigit( charT ch, const locale& loc );

Checks if the given character is classified as a hexadecimal digit by the given locale's std::ctype facet.

Parameters

Return value

Returns true if the character is classified as a hexadecimal digit, false otherwise.

Possible implementation

template< class charT >
bool isxdigit( charT ch, const std::locale& loc ) {
    return std::use_facet<std::ctype<charT>>(loc).is(std::ctype_base::xdigit, ch);
}

Example

See also