3v4l.org

run code in 300+ PHP versions simultaneously
<?php $re = '/(?<=<@!).+?(?=>)/m'; $str = "Hey <@!123456789> thanks for that, I'll get back to you sooon."; preg_match_all($re, $str, $matches, PREG_SET_ORDER, 0); // flatten the array result (otherwise it's an array of arrays) $matches = array_merge(...$matches); // Print the entire match result print_r($matches); //Array ( [0] => 123456789 )
Output for 7.1.25 - 7.1.28, 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 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
Array ( [0] => 123456789 )
Output for 4.3.0
Parse error: parse error, unexpected '.', expecting ')' in /in/D64Ma on line 9
Process exited with code 255.
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113.8 ms | 1418 KiB | 4 Q