3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = []; $b = [['a'=>'foo'],['a'='bar']]; array_push($a, $b); var_dump($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)
5.4.390.0230.06018.70
5.4.380.0230.07318.71
5.4.370.0130.06718.77
5.4.360.0330.05318.62
5.4.350.0330.06018.84
5.4.340.0270.06718.81
5.4.320.0230.06718.75
5.4.310.0170.07018.74
5.4.300.0300.06718.48
5.4.290.0370.06018.80
5.4.280.0230.07318.78
5.4.270.0370.06018.45
5.4.260.0400.05318.71
5.4.250.0100.06718.74
5.4.240.0270.06718.68
5.4.230.0300.06318.77
5.4.220.0300.05718.60
5.4.210.0270.06018.60
5.4.200.0330.04016.80
5.4.190.0170.06318.59
5.4.180.0270.05718.76
5.4.170.0170.07318.45
5.4.160.0330.05718.54
5.4.150.0330.05718.72
5.4.140.0170.06716.28
5.4.130.0170.06316.43
5.4.120.0270.06016.28
5.4.110.0300.06016.42
5.4.100.0270.06716.29
5.4.90.0300.06316.20
5.4.80.0230.06716.19
5.4.70.0330.05716.26
5.4.60.0200.06716.23
5.4.50.0270.06316.22
5.4.40.0270.06316.20
5.4.30.0270.06016.24
5.4.20.0230.07016.40
5.4.10.0230.06716.15
5.4.00.0170.06715.72
5.3.290.0270.06714.74
5.3.280.0300.06014.59
5.3.270.0230.07314.50
5.3.260.0230.07014.50
5.3.250.0170.08014.54
5.3.240.0300.06014.69
5.3.230.0270.06314.55
5.3.220.0330.06014.57
5.3.210.1570.06714.52
5.3.200.4470.06314.54
5.3.190.0270.06014.67
5.3.180.0200.05714.66
5.3.170.0400.04314.57
5.3.160.0430.05314.66
5.3.150.0300.05714.54
5.3.140.0270.06014.63
5.3.130.0300.06314.46
5.3.120.0170.07014.52
5.3.110.4770.05314.64
5.3.100.0300.05714.02
5.3.90.0270.07714.12
5.3.80.0330.05713.93
5.3.70.0230.06013.98
5.3.60.0130.06714.09
5.3.50.0170.07713.97
5.3.40.0430.05713.94
5.3.30.0300.05313.89
5.3.20.0300.06013.67
5.3.10.0330.05313.57
5.3.00.0270.06313.67
5.2.170.0100.06011.10
5.2.160.0200.05311.18
5.2.150.0270.05711.18
5.2.140.0170.06011.11
5.2.130.0370.05011.16
5.2.120.0400.03711.14
5.2.110.0230.05711.26
5.2.100.0170.05311.02
5.2.90.0170.06011.07
5.2.80.0100.05711.15
5.2.70.0170.05311.01
5.2.60.0100.05010.98
5.2.50.0270.04010.94
5.2.40.0170.04311.14
5.2.30.0130.04711.01
5.2.20.0100.04710.90
5.2.10.0170.03710.83
5.2.00.0170.04310.69
5.1.60.0100.04310.02
5.1.50.0130.03710.01
5.1.40.0200.0339.96
5.1.30.0170.03710.33
5.1.20.0130.04710.36
5.1.10.0270.02710.06
5.1.00.0130.04710.20
5.0.50.0170.0338.57
5.0.40.0130.0278.46
5.0.30.0100.0478.29
5.0.20.0070.0338.23
5.0.10.0170.0278.20
5.0.00.0070.0578.28
4.4.90.0100.0275.93
4.4.80.0100.0275.82
4.4.70.0000.0375.91
4.4.60.0130.0235.94
4.4.50.0070.0305.89
4.4.40.0070.0435.89
4.4.30.0070.0305.90
4.4.20.0030.0275.95
4.4.10.0130.0205.94
4.4.00.0000.0435.95
4.3.110.0070.0305.85
4.3.100.0070.0305.84
4.3.90.0170.0175.81
4.3.80.0000.0435.82
4.3.70.0070.0235.82
4.3.60.0100.0175.93
4.3.50.0030.0275.80
4.3.40.0000.0435.80
4.3.30.0030.0274.55
4.3.20.0000.0274.54
4.3.10.0030.0274.49
4.3.00.0100.0139.35

preferences:
144.18 ms | 1394 KiB | 7 Q