3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo preg_replace('/^(.{8})(.{4})(.{4})(.{4})(.*)$/', '$1-$2-$3-$4-$5', '93e6276537d438fbb4fdb55415afe13d');
Output for 7.1.25 - 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 - 8.1.31, 8.2.0 - 8.2.26, 8.3.0 - 8.3.14, 8.4.1
93e62765-37d4-38fb-b4fd-b55415afe13d

preferences:
110.38 ms | 407 KiB | 5 Q