WP_MatchesMapRegex::callback( array $matches )
preg_replace_callback hook
Description Description
Parameters Parameters
- $matches
-
(array) (Required) preg_replace regexp matches
Return Return
(string)
Source Source
File: wp-includes/class-wp-matchesmapregex.php
public function callback( $matches ) {
$index = intval( substr( $matches[0], 9, -1 ) );
return ( isset( $this->_matches[ $index ] ) ? urlencode( $this->_matches[ $index ] ) : '' );
}
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