3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var1 = 'The profile of Mr Dennisrec xVILEN' + ''+ 0.stringify(); $_SESSION['MR DENNIS'] = $var1; echo $_SESSION['MR DENNIS'];

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)
5.6.160.0000.09020.57
5.6.150.0100.04018.29
5.6.140.0070.06318.19
5.6.130.0200.07318.14
5.6.120.0070.08020.99
5.6.110.0070.07321.19
5.6.100.0030.04320.99
5.6.90.0100.06721.09
5.6.80.0130.07020.39
5.5.300.0100.06717.91
5.5.290.0070.08017.96
5.5.280.0070.07720.89
5.5.270.0130.08020.86
5.5.260.0100.08720.84
5.5.250.0330.06320.68
5.5.240.0170.07020.23

preferences:
146.15 ms | 1394 KiB | 7 Q