3v4l.org

run code in 500+ PHP versions simultaneously
<?php $articleText = <<<TEXT Some article text Triple id: {gameid 45735 76352 87262}. Do not honor {gameid 12345 67890} because contains exactly 2 game ids! unknown id: {gameid 66666} can't replace it! Found single id: {gameid 76352} finished the article TEXT; var_export( preg_match_all('~{gameid (\d{5})(?: (\d{5}) (\d{5}))?}~', $articleText, $m, PREG_SET_ORDER) ? $m : [] );
Output for 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.34, 8.3.0 - 8.3.35, 8.4.1 - 8.4.26, 8.5.0 - 8.5.3
array ( 0 => array ( 0 => '{gameid 45735 76352 87262}', 1 => '45735', 2 => '76352', 3 => '87262', ), 1 => array ( 0 => '{gameid 66666}', 1 => '66666', ), 2 => array ( 0 => '{gameid 76352}', 1 => '76352', ), )

preferences:
29.27 ms | 1137 KiB | 6 Q