3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = &NULL;

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)
5.4.270.0170.05318.91
5.4.260.0100.04718.74
5.4.250.0000.05718.90
5.4.240.0070.05018.71
5.4.230.0200.04018.89
5.4.220.0100.07019.04
5.4.210.0130.05318.78
5.4.200.0130.06018.78
5.4.190.0070.05718.96
5.4.180.0100.05319.04
5.4.170.0070.05018.87
5.4.160.0170.06718.72
5.4.150.0070.05718.87
5.4.140.0130.06716.43
5.4.130.0130.04316.39
5.4.120.0100.05316.56
5.4.110.0070.05316.53
5.4.100.0100.04316.47
5.4.90.0230.04716.54
5.4.80.0100.04316.48
5.4.70.0070.04716.58
5.4.60.0070.05016.39
5.4.50.0070.04716.54
5.4.40.0100.06716.38
5.4.30.0070.06016.43
5.4.20.0130.05016.33
5.4.10.0200.05716.18
5.4.00.0200.03715.87
5.3.280.0070.05014.51
5.3.270.0130.07314.60
5.3.260.0070.06314.60
5.3.250.0030.05714.65
5.3.240.0100.05314.47
5.3.230.0100.04714.64
5.3.220.0100.04714.57
5.3.210.0130.04714.59
5.3.200.0030.05314.48
5.3.190.0230.04714.59
5.3.180.0230.05714.49
5.3.170.0070.05014.40
5.3.160.0070.05014.42
5.3.150.0030.06014.40
5.3.140.0100.06714.48
5.3.130.0030.05714.56
5.3.120.0070.06714.54
5.3.110.0030.06014.56
5.3.100.0070.05314.09
5.3.90.0100.05713.91
5.3.80.0030.05013.91
5.3.70.0100.04713.91
5.3.60.0070.05014.02
5.3.50.0070.04713.71
5.3.40.0170.05013.79
5.3.30.0070.04713.90
5.3.20.0170.04013.75
5.3.10.0070.05313.65
5.3.00.0070.05313.55
5.2.170.0070.04011.02
5.2.160.0070.03711.03
5.2.150.0100.03711.02
5.2.140.0030.04311.14
5.2.130.0030.04011.10
5.2.120.0070.05711.10
5.2.110.0070.04011.03
5.2.100.0100.03310.87
5.2.90.0070.03711.18
5.2.80.0100.03711.10
5.2.70.0100.03711.10
5.2.60.0000.04710.96
5.2.50.0100.03711.11
5.2.40.0000.04311.01
5.2.30.0030.04310.96
5.2.20.0030.04010.98
5.2.10.0000.04310.94
5.2.00.0130.03010.80
5.1.60.0070.0479.84
5.1.50.0030.0339.96
5.1.40.0030.03310.04
5.1.30.0100.05010.31
5.1.20.0070.03310.27
5.1.10.0030.0379.83
5.1.00.0070.0379.83
5.0.50.0000.0308.73
5.0.40.0030.0278.49
5.0.30.0070.0377.98
5.0.20.0030.0238.18
5.0.10.0070.0238.39
5.0.00.0000.0438.20
4.4.90.0030.0207.22
4.4.80.0100.0137.22
4.4.70.0000.0237.22
4.4.60.0000.0337.22
4.4.50.0070.0177.22
4.4.40.0030.0407.22
4.4.30.0000.0237.22
4.4.20.0070.0177.22
4.4.10.0030.0307.22
4.4.00.0030.0307.22
4.3.110.0000.0237.22
4.3.100.0030.0207.22
4.3.90.0000.0207.22
4.3.80.0030.0307.22
4.3.70.0000.0237.22
4.3.60.0030.0207.22
4.3.50.0000.0237.22
4.3.40.0000.0337.22
4.3.30.0030.0207.22
4.3.20.0000.0277.23
4.3.10.0000.0237.23
4.3.00.0000.0236.70

preferences:
132.3 ms | 1398 KiB | 7 Q