3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo {} class Bar extends Foo {} class Baz extends Bar {} $object = new Baz(); $tree = array(); $class = get_class($object); do { $tree[] = $class; } while ($class = get_parent_class($class)) var_dump($tree);

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)
5.4.320.0270.04719.21
5.4.310.0100.05019.06
5.4.300.0300.06719.13
5.4.290.0130.04718.84
5.4.280.0200.07319.15
5.4.270.0170.04719.30
5.4.260.0330.03019.09
5.4.250.0270.07019.07
5.4.240.0230.04719.08
5.4.230.0300.06719.14
5.4.220.0230.03719.32
5.4.210.0070.05319.23
5.4.200.0170.05719.14
5.4.190.0130.04319.08
5.4.180.0270.03018.93
5.4.170.0330.06718.86
5.4.160.0370.05718.97
5.4.150.0330.06019.14
5.4.140.0230.04316.39
5.4.130.0200.06316.34
5.4.120.0130.04716.45
5.4.110.0230.03716.61
5.4.100.0330.05316.46
5.4.90.0230.06016.33
5.4.80.0270.04016.29
5.4.70.0230.06316.49
5.4.60.0200.04016.53
5.4.50.0200.03716.55
5.4.40.0230.03716.43
5.4.30.0230.03316.23
5.4.20.0230.05016.15
5.4.10.0530.05316.43
5.4.00.0430.05715.90
5.3.290.0170.04714.57
5.3.280.0330.07014.51
5.3.270.0330.04014.53
5.3.260.0300.04714.61
5.3.250.0300.04014.69
5.3.240.0230.04014.75
5.3.230.0170.04014.67
5.3.220.0300.04014.56
5.3.210.0270.04014.59
5.3.200.0230.03714.55
5.3.190.0200.03714.48
5.3.180.0300.04014.71
5.3.170.0170.04714.48
5.3.160.0230.04314.68
5.3.150.0300.06714.68
5.3.140.0270.04714.61
5.3.130.0200.04714.46
5.3.120.0270.05314.70
5.3.110.0230.07014.52
5.3.100.0300.03314.06
5.3.90.0270.07014.07
5.3.80.0270.03714.02
5.3.70.0330.05314.18
5.3.60.0370.05013.93
5.3.50.0470.06013.92
5.3.40.0330.06714.08
5.3.30.0270.06713.81
5.3.20.0230.07313.78
5.3.10.0330.06313.78
5.3.00.0170.05013.55
5.2.170.0170.03311.07
5.2.160.0200.05711.06
5.2.150.0230.04711.23
5.2.140.0330.02311.05
5.2.130.0200.02711.02
5.2.120.0200.02711.01
5.2.110.0130.03011.23
5.2.100.0200.04011.03
5.2.90.0170.03011.00
5.2.80.0130.03711.24
5.2.70.0130.04311.24
5.2.60.0230.02010.97
5.2.50.0130.02711.10
5.2.40.0100.03010.91
5.2.30.0300.01711.11
5.2.20.0100.03011.03
5.2.10.0100.02710.78
5.2.00.0130.02310.82
5.1.60.0130.0239.89
5.1.50.0100.0239.93
5.1.40.0070.02710.04
5.1.30.0000.03710.26
5.1.20.0100.02710.26
5.1.10.0070.03010.30
5.1.00.0070.03010.16
5.0.50.0070.0208.67
5.0.40.0030.0238.31
5.0.30.0030.0338.31
5.0.20.0070.0178.43
5.0.10.0030.0238.22
5.0.00.0030.0308.09
4.4.90.0070.0137.86
4.4.80.0030.0177.86
4.4.70.0030.0207.86
4.4.60.0000.0207.86
4.4.50.0030.0177.86
4.4.40.0100.0237.86
4.4.30.0030.0207.86
4.4.20.0070.0137.86
4.4.10.0070.0137.86
4.4.00.0030.0277.86
4.3.110.0070.0177.86
4.3.100.0100.0177.86
4.3.90.0200.0137.86
4.3.80.0070.0237.86
4.3.70.0030.0177.86
4.3.60.0030.0177.86
4.3.50.0070.0137.86
4.3.40.0170.0237.86
4.3.30.0030.0137.86
4.3.20.0000.0177.86
4.3.10.0030.0177.86
4.3.00.0000.0177.86

preferences:
144.22 ms | 1394 KiB | 7 Q