3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(); empty($a): ?>

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)
5.6.100.0130.07321.02
5.6.90.0070.09021.03
5.6.80.0230.06720.50
5.5.260.0030.08320.79
5.5.250.0130.07020.49
5.5.240.0100.05020.18
5.4.420.0070.05719.43
5.4.410.0070.05719.52
5.4.400.0030.06019.07
5.4.390.0100.05019.13
5.4.380.0200.04719.27
5.4.370.0100.05319.12
5.4.360.0170.05019.13
5.4.350.0130.04719.16
5.4.340.0170.04719.13
5.4.320.0130.05019.23
5.4.310.0070.05319.13
5.4.300.0000.06019.13
5.4.290.0100.05319.11
5.4.280.0030.05719.06
5.4.270.0100.05019.15
5.4.260.0030.05719.12
5.4.250.0000.06719.06
5.4.240.0030.06019.15
5.4.230.0070.05318.97
5.4.220.0130.05019.05
5.4.210.0070.05319.14
5.4.200.0130.04716.75
5.4.190.0170.04319.24
5.4.180.0000.06019.03
5.4.170.0100.05319.05
5.4.160.0070.05719.04
5.4.150.0100.06719.10
5.4.140.0070.05316.64
5.4.130.0070.05016.47
5.4.120.0130.04716.26
5.4.110.0100.04716.63
5.4.100.0170.04316.47
5.4.90.0070.05316.48
5.4.80.0070.06016.28
5.4.70.0100.05016.45
5.4.60.0170.04016.63
5.4.50.0130.04316.41
5.4.40.0130.04716.63
5.4.30.0130.04316.37
5.4.20.0070.05316.44
5.4.10.0130.04716.43
5.4.00.0200.03715.77
5.3.290.0170.04714.67
5.3.280.0030.05714.59
5.3.270.0070.05314.43
5.3.260.0100.05014.52
5.3.250.0100.05314.52
5.3.240.0100.05014.44
5.3.230.0070.05314.63
5.3.220.0130.04314.57
5.3.210.0030.05714.47
5.3.200.0030.05714.44
5.3.190.0070.05714.50
5.3.180.0070.05314.58
5.3.170.0100.05014.45
5.3.160.0100.05314.42
5.3.150.0030.05714.57
5.3.140.0130.04714.41
5.3.130.0170.04714.34
5.3.120.0130.04714.49
5.3.110.0100.05314.38
5.3.100.0070.05713.95
5.3.90.0100.07014.03
5.3.80.0030.05713.89
5.3.70.0100.05013.97
5.3.60.0100.04714.04
5.3.50.0000.05713.80
5.3.40.0100.04713.88
5.3.30.0100.04713.75
5.3.20.0130.04313.70
5.3.10.0070.05013.67
5.3.00.0070.05313.49
5.2.170.0100.04311.08
5.2.160.0070.03711.23
5.2.150.0000.04711.04
5.2.140.0070.04311.14
5.2.130.0130.03311.11
5.2.120.0030.04010.94
5.2.110.0100.04011.00
5.2.100.0100.03711.05
5.2.90.0030.04311.02
5.2.80.0070.04011.01
5.2.70.0100.03711.04
5.2.60.0070.04010.96
5.2.50.0000.04710.95
5.2.40.0100.03710.99
5.2.30.0030.04310.83
5.2.20.0100.03710.84
5.2.10.0030.04010.93
5.2.00.0070.04010.65
5.1.60.0030.03310.03
5.1.50.0070.0339.92
5.1.40.0070.0339.90
5.1.30.0070.03310.26
5.1.20.0070.03310.30
5.1.10.0030.03710.06
5.1.00.0070.03310.00
5.0.50.0070.0278.47
5.0.40.0000.0308.44
5.0.30.0000.0478.25
5.0.20.0030.0278.32
5.0.10.0130.0308.09
5.0.00.0100.0378.08
4.4.90.0000.0235.82
4.4.80.0070.0175.76
4.4.70.0000.0275.73
4.4.60.0030.0205.75
4.4.50.0030.0205.86
4.4.40.0030.0335.77
4.4.30.0000.0235.74
4.4.20.0070.0175.85
4.4.10.0070.0175.83
4.4.00.0100.0275.77
4.3.110.0070.0175.74
4.3.100.0070.0175.79
4.3.90.0000.0235.79
4.3.80.0000.0375.80
4.3.70.0030.0235.64
4.3.60.0070.0175.73
4.3.50.0030.0305.80
4.3.40.0000.0375.77
4.3.30.0070.0174.50
4.3.20.0000.0234.39
4.3.10.0000.0274.54
4.3.00.0330.01715.37

preferences:
144.31 ms | 1394 KiB | 7 Q