3v4l.org

run code in 300+ PHP versions simultaneously
<?php abstract class foo { abstract static function bar(); /* Strict Standards: Static function foo::bar() should not be abstract in filename on line n */ } class boo extends foo { } $b = new boo;

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)
7.0.00.0100.08020.07
5.6.160.0000.04320.52
5.6.150.0100.08018.21
5.6.140.0170.07018.18
5.6.130.0200.06718.23
5.6.120.0100.07721.15
5.6.110.0100.08021.11
5.6.100.0030.06021.11
5.6.90.0100.07721.00
5.6.80.0100.03320.31
5.5.300.0130.06718.02
5.5.290.0130.08017.95
5.5.280.0030.04020.88
5.5.270.0000.04720.77
5.5.260.0030.07020.84
5.5.250.0130.05720.69
5.5.240.0170.08020.19

preferences:
139.07 ms | 1394 KiB | 7 Q