3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(1); $b = array(2); $a + $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)
5.4.270.0100.05318.70
5.4.260.0130.04718.84
5.4.250.0170.07019.02
5.4.240.0130.07018.92
5.4.230.0100.05018.70
5.4.220.0070.07719.02
5.4.210.0170.07718.93
5.4.200.0230.06018.89
5.4.190.0130.05718.89
5.4.180.0070.05318.82
5.4.170.0070.05718.70
5.4.160.0230.06318.84
5.4.150.0130.07319.02
5.4.140.0170.05716.27
5.4.130.0130.06016.44
5.4.120.0030.07716.23
5.4.110.0070.07016.53
5.4.100.0070.07316.34
5.4.90.0100.04716.49
5.4.80.0170.05716.48
5.4.70.0170.04716.21
5.4.60.0130.06016.21
5.4.50.0070.07316.47
5.4.40.0070.05016.23
5.4.30.0070.05316.47
5.4.20.0030.05316.42
5.4.10.0070.05316.32
5.4.00.0000.05715.98
5.3.280.0070.07014.37
5.3.270.0030.07314.64
5.3.260.0170.06314.45
5.3.250.0170.04714.63
5.3.240.0070.05014.70
5.3.230.0130.06714.46
5.3.220.0170.07014.72
5.3.210.0100.06314.48
5.3.200.0130.05014.43
5.3.190.0070.07014.34
5.3.180.0070.06314.57
5.3.170.0130.07014.61
5.3.160.0030.06314.58
5.3.150.0170.04314.71
5.3.140.0200.06014.57
5.3.130.0070.07014.54
5.3.120.0100.05314.41
5.3.110.0070.08314.70
5.3.100.0070.06013.92
5.3.90.0030.07713.87
5.3.80.0070.07013.92
5.3.70.0070.05013.91
5.3.60.0130.05314.02
5.3.50.0130.06314.04
5.3.40.0170.06013.86
5.3.30.0030.06313.76
5.3.20.0170.04713.61
5.3.10.0130.05013.66
5.3.00.0100.05713.41
5.2.170.0070.06011.05
5.2.160.0070.06311.16
5.2.150.0070.04711.25
5.2.140.0170.05011.05
5.2.130.0130.03311.12
5.2.120.0070.05311.11
5.2.110.0200.03711.25
5.2.100.0070.04710.86
5.2.90.0070.04711.19
5.2.80.0070.05011.24
5.2.70.0100.05711.10
5.2.60.0130.05311.16
5.2.50.0030.04310.94
5.2.40.0030.05010.82
5.2.30.0070.04710.98
5.2.20.0030.04310.80
5.2.10.0070.04710.62
5.2.00.0070.04010.79
5.1.60.0070.04310.05
5.1.50.0100.04310.08
5.1.40.0070.0539.76
5.1.30.0030.04710.50
5.1.20.0030.05310.27
5.1.10.0030.03710.30
5.1.00.0100.0379.84
5.0.50.0000.0308.61
5.0.40.0030.0378.34
5.0.30.0100.0378.11
5.0.20.0100.0308.38
5.0.10.0070.0378.23
5.0.00.0000.0478.24
4.4.90.0100.0177.19
4.4.80.0070.0307.19
4.4.70.0070.0177.19
4.4.60.0100.0237.19
4.4.50.0030.0307.19
4.4.40.0100.0307.19
4.4.30.0030.0237.19
4.4.20.0000.0277.19
4.4.10.0030.0207.19
4.4.00.0030.0437.19
4.3.110.0030.0237.19
4.3.100.0030.0207.19
4.3.90.0100.0137.19
4.3.80.0030.0337.19
4.3.70.0000.0237.19
4.3.60.0030.0277.19
4.3.50.0030.0237.19
4.3.40.0000.0407.19
4.3.30.0000.0337.19
4.3.20.0070.0207.19
4.3.10.0030.0207.19
4.3.00.0100.0206.71

preferences:
142.03 ms | 1394 KiB | 7 Q