3v4l.org

run code in 300+ PHP versions simultaneously
<?php $re = '/:"\K[a-f\d]{32}(?=")/'; $str = 'pagination},queryId:"472f257a40c653c64c666ce877d59d2b", val:"598f257a40c653c64c666ce877d59d2b"'; preg_match_all($re, $str, $matches); var_dump($matches[0]);
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.13
array(2) { [0]=> string(32) "472f257a40c653c64c666ce877d59d2b" [1]=> string(32) "598f257a40c653c64c666ce877d59d2b" }
preferences:
152.29 ms | 408 KiB | 5 Q