3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a=10; if ($a = 9) { echo 'a is 9' }

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)
5.6.80.0070.04020.35
5.5.240.0100.07320.28
5.4.400.0200.05318.54
5.4.390.0230.05718.78
5.4.380.0330.04718.46
5.4.370.0270.07018.76
5.4.360.0230.05318.81
5.4.350.0200.05718.81
5.4.340.0200.05718.70
5.4.320.0200.07718.55
5.4.310.0230.05318.61
5.4.300.0170.06018.78
5.4.290.0230.04718.63
5.4.280.0300.05718.76
5.4.270.0330.06018.75
5.4.260.0100.07318.52
5.4.250.0300.06018.71
5.4.240.0230.06018.77
5.4.230.0130.06318.48
5.4.220.0230.05318.71
5.4.210.0270.04718.69
5.4.200.0400.04316.60
5.4.190.0270.05018.48
5.4.180.0170.05718.74
5.4.170.0370.05018.56
5.4.160.0270.05018.69
5.4.150.0170.06318.44
5.4.140.0300.04316.27
5.4.130.0370.03716.41
5.4.120.0230.05016.44
5.4.110.0130.05316.18
5.4.100.0200.05316.22
5.4.90.0130.05716.21
5.4.80.0230.04716.23
5.4.70.0300.04016.41
5.4.60.0200.05316.20
5.4.50.0370.04316.18
5.4.40.0270.06316.26
5.4.30.0230.04716.16
5.4.20.0270.04316.19
5.4.10.0270.05716.39
5.4.00.0200.05015.62
5.3.290.0270.05014.63
5.3.280.0300.04714.59
5.3.270.0270.05014.59
5.3.260.0170.06014.61
5.3.250.0200.05714.55
5.3.240.0270.05014.61
5.3.230.1130.05314.54
5.3.220.0230.05314.57
5.3.210.1100.06714.54
5.3.200.0230.05014.56
5.3.190.0730.06314.59
5.3.180.0230.06714.47
5.3.170.0300.05714.54
5.3.160.0770.05314.54
5.3.150.0030.07014.57
5.3.140.0130.07314.45
5.3.130.0170.06014.53
5.3.120.0100.06314.50
5.3.110.0230.07014.52
5.3.100.0230.06013.95
5.3.90.0130.05314.12
5.3.80.0270.05314.11
5.3.70.0130.05013.96
5.3.60.0070.06713.93
5.3.50.0270.05713.86
5.3.40.0230.04714.04
5.3.30.0200.05014.01
5.3.20.0270.04013.59
5.3.10.0170.05013.64
5.3.00.0300.03713.59
5.2.170.0200.03711.14
5.2.160.0170.04311.07
5.2.150.0130.04311.18
5.2.140.0200.04711.13
5.2.130.0130.04311.07
5.2.120.0100.04311.25
5.2.110.0130.04011.06
5.2.100.0100.04311.16
5.2.90.0200.03311.08
5.2.80.0170.04011.05
5.2.70.0130.04710.97
5.2.60.0130.04310.97
5.2.50.0100.04710.93
5.2.40.0100.05011.03
5.2.30.0030.05311.00
5.2.20.0100.04010.87
5.2.10.0130.03710.85
5.2.00.0130.04010.81
5.1.60.0130.04010.09
5.1.50.0130.0479.98
5.1.40.0200.03010.03
5.1.30.0100.03710.49
5.1.20.0100.04010.38
5.1.10.0070.04010.08
5.1.00.0200.03310.17
5.0.50.0100.0278.54
5.0.40.0100.0278.44
5.0.30.0070.0438.34
5.0.20.0030.0338.32
5.0.10.0070.0308.25
5.0.00.0130.0378.14
4.4.90.0030.0235.91
4.4.80.0100.0205.94
4.4.70.0070.0275.90
4.4.60.0000.0275.91
4.4.50.0030.0275.93
4.4.40.0070.0375.90
4.4.30.0000.0305.82
4.4.20.0070.0305.95
4.4.10.0100.0206.01
4.4.00.0000.0405.92
4.3.110.0030.0275.78
4.3.100.0070.0205.86
4.3.90.0070.0205.78
4.3.80.0070.0375.78
4.3.70.0000.0275.79
4.3.60.0030.0235.88
4.3.50.0030.0275.90
4.3.40.0130.0275.79
4.3.30.0100.0174.57
4.3.20.0070.0204.66
4.3.10.0000.0274.53
4.3.00.0000.0277.20

preferences:
145.33 ms | 1394 KiB | 7 Q