WordPress Version: 6.2
/**
* Regex callback for `wp_kses_decode_entities()`.
*
* @since 2.9.0
* @access private
* @ignore
*
* @param array $matches preg match
* @return string
*/
function _wp_kses_decode_entities_chr_hexdec($matches)
{
return chr(hexdec($matches[1]));
}