foreach ( $m as $matchKey => $matchValue ) {
if ( preg_match( '/^par\d+$/u', $matchKey ) ) {
$n = intval( substr( $matchKey, 3 ) );
foreach ( $m as $matchKey => $matchValue ) {
if ( preg_match( '/^par\d+$/u', $matchKey ) ) {
$n = intval( substr( $matchKey, 3 ) );