3v4l.org

run code in 300+ PHP versions simultaneously
<?php &$hash['unset'] += 4; var_dump($hash['unset']);

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)
5.6.80.0130.06020.50
5.5.240.0030.07320.26
5.4.400.0430.07318.50
5.4.390.0400.06718.80
5.4.380.0470.07318.50
5.4.370.0470.07018.59
5.4.360.0300.06018.79
5.4.350.0300.06018.53
5.4.340.0400.05718.73
5.4.320.0530.05018.73
5.4.310.0400.06018.56
5.4.300.0400.06018.79
5.4.290.0470.06018.50
5.4.280.0270.07718.78
5.4.270.0330.06318.62
5.4.260.0370.05718.71
5.4.250.0300.06018.80
5.4.240.0400.06318.78
5.4.230.0400.05018.79
5.4.220.0430.05018.61
5.4.210.0300.08318.45
5.4.200.0470.06016.80
5.4.190.0370.05718.82
5.4.180.0500.07018.77
5.4.170.0500.06018.75
5.4.160.0500.05718.61
5.4.150.0600.05318.54
5.4.140.0300.06316.20
5.4.130.0400.05016.41
5.4.120.0330.05316.31
5.4.110.0330.05016.32
5.4.100.0500.06716.25
5.4.90.0330.06316.29
5.4.80.0470.04316.15
5.4.70.0330.05716.30
5.4.60.0370.06716.16
5.4.50.0500.06016.25
5.4.40.0470.06016.17
5.4.30.0330.05316.15
5.4.20.0430.05016.18
5.4.10.0430.05016.15
5.4.00.0270.05315.77
5.3.290.0330.05314.76
5.3.280.0500.04714.60
5.3.270.0270.06714.54
5.3.260.0330.06014.50
5.3.250.0400.05314.57
5.3.240.0300.06314.59
5.3.230.0270.06014.60
5.3.220.0430.05014.54
5.3.210.0400.05714.66
5.3.200.0400.05714.57
5.3.190.0370.06014.57
5.3.180.0500.05714.49
5.3.170.0430.06314.50
5.3.160.0300.07714.55
5.3.150.0230.06314.56
5.3.140.0400.05714.55
5.3.130.0400.06014.58
5.3.120.0470.07014.52
5.3.110.0400.08014.64
5.3.100.0400.07714.12
5.3.90.0370.05313.91
5.3.80.0330.05013.91
5.3.70.0300.06713.93
5.3.60.0270.05314.01
5.3.50.0370.04713.94
5.3.40.0400.04713.93
5.3.30.0330.04713.82
5.3.20.0330.05313.74
5.3.10.0430.06713.62
5.3.00.0370.05013.55
5.2.170.0370.04311.06
5.2.160.0330.04711.29
5.2.150.0270.04711.22
5.2.140.0200.05711.20
5.2.130.0400.02711.03
5.2.120.0270.04011.14
5.2.110.0230.04711.09
5.2.100.0270.04011.05
5.2.90.0330.04011.09
5.2.80.0270.04711.08
5.2.70.0300.04311.07
5.2.60.0330.04711.11
5.2.50.0300.06311.02
5.2.40.0270.04710.97
5.2.30.0270.05010.97
5.2.20.0270.04710.95
5.2.10.0270.04310.88
5.2.00.0200.05310.73
5.1.60.0200.03710.00
5.1.50.0270.0309.98
5.1.40.0200.03710.02
5.1.30.0200.05010.34
5.1.20.0370.03710.41
5.1.10.0270.03710.08
5.1.00.0170.04710.16
5.0.50.0300.0138.68
5.0.40.0100.0338.43
5.0.30.0130.0438.34
5.0.20.0130.0338.23
5.0.10.0200.0308.37
5.0.00.0070.0538.25
4.4.90.0100.0237.02
4.4.80.0130.0277.02
4.4.70.0100.0237.02
4.4.60.0030.0307.02
4.4.50.0070.0277.02
4.4.40.0070.0407.02
4.4.30.0130.0207.02
4.4.20.0100.0307.02
4.4.10.0100.0237.02
4.4.00.0100.0377.02
4.3.110.0100.0237.02
4.3.100.0200.0177.02
4.3.90.0070.0277.02
4.3.80.0230.0337.02
4.3.70.0130.0237.02
4.3.60.0100.0237.02
4.3.50.0100.0237.02
4.3.40.0100.0377.02
4.3.30.0070.0237.02
4.3.20.0070.0237.02
4.3.10.0030.0307.02
4.3.00.0270.0236.79

preferences:
143.62 ms | 1394 KiB | 7 Q