3v4l.org

run code in 300+ PHP versions simultaneously
<?php $testPeople = array ( "Akey" => "A", "Bkey" => "B", "Ckey" => "C", "Dkey" => "D", "Ekey" => "E",'' => "F",'' => "G",'' => "H" ); echo count($testPeople); foreach($testPeople as $key => $people); { echo $key; if (!isset($key)) echo $people }

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)
5.6.80.0030.04020.40
5.5.240.0200.07020.26
5.4.400.0370.05018.76
5.4.390.0330.05018.74
5.4.380.0430.06318.77
5.4.370.0300.06718.78
5.4.360.0270.06318.84
5.4.350.0370.05018.79
5.4.340.0370.06718.55
5.4.320.0430.07318.44
5.4.310.0470.06318.79
5.4.300.0430.06018.74
5.4.290.0400.05018.46
5.4.280.0370.05318.72
5.4.270.0330.06318.73
5.4.260.0330.05018.72
5.4.250.0370.05018.78
5.4.240.0370.05718.75
5.4.230.0400.05018.55
5.4.220.0370.05018.71
5.4.210.0500.06318.62
5.4.200.0400.07016.64
5.4.190.0500.04018.76
5.4.180.0370.06718.75
5.4.170.0400.05718.79
5.4.160.0270.06318.87
5.4.150.0400.04318.54
5.4.140.0300.06016.27
5.4.130.0330.05716.32
5.4.120.0470.04716.37
5.4.110.0330.05316.41
5.4.100.0330.06016.29
5.4.90.0370.04716.32
5.4.80.0370.05016.30
5.4.70.0330.05016.16
5.4.60.0330.06316.14
5.4.50.0500.04716.27
5.4.40.0600.06016.17
5.4.30.0530.07016.17
5.4.20.0700.06716.40
5.4.10.0670.04316.38
5.4.00.0470.04015.77
5.3.290.0330.06014.66
5.3.280.0330.06314.51
5.3.270.0530.06314.70
5.3.260.0400.08314.54
5.3.250.0300.06014.52
5.3.240.0330.06014.52
5.3.230.0330.05714.59
5.3.220.0570.05314.62
5.3.210.0430.05014.67
5.3.200.0470.07314.66
5.3.190.0400.05014.52
5.3.180.0470.05714.66
5.3.170.0400.05314.55
5.3.160.0430.04314.64
5.3.150.0300.06014.48
5.3.140.0370.04714.59
5.3.130.0400.05714.62
5.3.120.0270.06014.61
5.3.110.0470.05314.64
5.3.100.0500.06013.97
5.3.90.0270.08013.93
5.3.80.0370.05313.96
5.3.70.0430.04714.02
5.3.60.0430.05013.97
5.3.50.0430.05014.04
5.3.40.0330.05713.86
5.3.30.0370.05713.83
5.3.20.0400.04313.71
5.3.10.0470.05313.73
5.3.00.0500.07013.63
5.2.170.0400.05311.19
5.2.160.0270.06711.15
5.2.150.0300.04311.18
5.2.140.0500.04011.13
5.2.130.0430.03711.25
5.2.120.0300.05311.14
5.2.110.0300.05011.07
5.2.100.0300.04711.24
5.2.90.0330.04011.09
5.2.80.0270.04711.03
5.2.70.0330.05711.05
5.2.60.0470.04311.10
5.2.50.0370.04011.05
5.2.40.0230.04011.00
5.2.30.0270.04010.98
5.2.20.0200.05310.97
5.2.10.0170.05310.84
5.2.00.0370.04310.82
5.1.60.0230.03310.00
5.1.50.0270.0309.99
5.1.40.0170.05710.05
5.1.30.0230.03710.31
5.1.20.0230.04310.38
5.1.10.0270.03310.08
5.1.00.0270.04710.09
5.0.50.0170.0338.57
5.0.40.0130.0308.46
5.0.30.0130.0508.28
5.0.20.0130.0308.21
5.0.10.0170.0438.25
5.0.00.0100.0638.19
4.4.90.0100.0376.48
4.4.80.0170.0276.48
4.4.70.0100.0276.48
4.4.60.0170.0206.48
4.4.50.0270.0176.48
4.4.40.0100.0406.48
4.4.30.0100.0306.48
4.4.20.0130.0276.48
4.4.10.0100.0336.48
4.4.00.0170.0406.48
4.3.110.0100.0236.48
4.3.100.0030.0336.48
4.3.90.0070.0306.48
4.3.80.0170.0406.48
4.3.70.0130.0306.48
4.3.60.0270.0306.48
4.3.50.0300.0176.48
4.3.40.0070.0406.48
4.3.30.0070.0236.48
4.3.20.0030.0236.48
4.3.10.0000.0306.48
4.3.00.0070.0176.90

preferences:
142.25 ms | 1398 KiB | 7 Q