3v4l.org

run code in 300+ PHP versions simultaneously
<?php preg_match_all( '/[A-Za-z0-9_-]+@[A-Za-z0-9_-]+\.([A-Za-z0-9_-][A-Za-z0-9_]+)/' '', $matches, ); var_dump($matches);

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
7.0.00.0100.04320.16
5.6.160.0170.06320.71
5.6.150.0070.05718.18
5.6.140.0100.05018.11
5.6.130.0070.07718.25
5.6.120.0030.04021.00
5.6.110.0130.07720.97
5.6.100.0100.07721.00
5.6.90.0130.05021.13
5.6.80.0070.08720.38
5.5.300.0130.05018.09
5.5.290.0000.04317.95
5.5.280.0070.05320.96
5.5.270.0100.07320.86
5.5.260.0170.07320.97
5.5.250.0230.06720.68
5.5.240.4200.03320.23

preferences:
141.19 ms | 1394 KiB | 7 Q