3v4l.org

run code in 300+ PHP versions simultaneously
<?php <?php $dir_root = '/coucou/test/install/..'; $dir = '/coucou/test/install/../images/logo/0'; if (strpos($dir, $dir_root) === 0) { $dir = './' . substr($dir, strlen($dir_root) + 1); echo $dir; }

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)
7.0.20.0200.05720.14
7.0.10.0070.09320.33
7.0.00.0070.04320.18
5.6.170.0230.06020.51
5.6.160.0100.08020.62
5.6.150.0100.07318.19
5.6.140.0000.04318.15
5.6.130.0100.08018.15
5.6.120.0100.07320.89
5.6.110.0130.07721.00
5.6.100.0100.08020.97
5.6.90.0070.08721.11
5.6.80.0000.07020.38
5.5.310.0230.07020.30
5.5.300.0030.03717.98
5.5.290.0170.07017.94
5.5.280.0130.08020.84
5.5.270.0270.05020.88
5.5.260.0100.03720.88
5.5.250.0130.06020.48
5.5.240.0070.07320.18

preferences:
142.18 ms | 1394 KiB | 7 Q