3v4l.org

run code in 300+ PHP versions simultaneously
<?php class T { public $a = ord("Perkele"), $b = ord("Saatana"); } $t = new T(); var_dump($t->a); var_dump($t->b);

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)
7.0.20.0130.04320.16
7.0.10.0170.08020.05
7.0.00.0100.05020.07
5.6.170.0230.06720.55
5.6.160.0070.03720.54
5.6.150.0000.04718.27
5.6.140.0070.03718.25
5.6.130.0100.08018.15
5.6.120.0000.04321.04
5.6.110.0000.04321.02
5.6.100.0070.08721.06
5.6.90.0000.04720.98
5.6.80.0130.07320.47
5.5.310.0330.06020.41
5.5.300.0000.06018.08
5.5.290.0100.08017.98
5.5.280.0070.08720.79
5.5.270.0000.05020.96
5.5.260.0170.07020.89
5.5.250.0130.08020.65
5.5.240.0200.06320.25

preferences:
138.25 ms | 1394 KiB | 7 Q