3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array('aaa', 'bbb', 'ccc'); $b = array('ddd', 'eee'); $a = array_combine($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)
8.3.60.0140.00718.43
8.3.50.0110.01121.92
8.3.40.0040.01118.54
8.3.30.0070.00718.96
8.3.20.0000.00720.25
8.3.10.0040.00423.61
8.3.00.0080.00019.13
8.2.180.0140.00718.66
8.2.170.0040.01318.71
8.2.160.0070.00722.96
8.2.150.0000.00824.18
8.2.140.0090.00024.66
8.2.130.0050.00226.16
8.2.120.0080.00019.64
8.2.110.0030.00619.27
8.2.100.0040.00717.91
8.2.90.0030.00619.70
8.2.80.0040.00417.97
8.2.70.0060.00317.68
8.2.60.0070.00018.03
8.2.50.0050.00318.10
8.2.40.0020.00519.04
8.2.30.0040.00419.14
8.2.20.0050.00217.54
8.2.10.0050.00318.11
8.2.00.0000.00917.70
8.1.280.0170.00025.92
8.1.270.0030.00518.88
8.1.260.0070.00326.35
8.1.250.0040.00428.09
8.1.240.0040.00419.09
8.1.230.0080.00420.81
8.1.220.0080.00017.74
8.1.210.0000.00918.77
8.1.200.0050.00517.22
8.1.190.0000.00817.35
8.1.180.0090.00318.10
8.1.170.0000.00820.71
8.1.160.0070.00018.98
8.1.150.0040.00418.80
8.1.140.0040.00417.25
8.1.130.0000.00917.86
8.1.120.0030.00317.32
8.1.110.0000.00717.28
8.1.100.0000.00717.34
8.1.90.0040.00417.40
8.1.80.0000.00717.38
8.1.70.0040.00417.27
8.1.60.0000.00817.49
8.1.50.0050.00317.48
8.1.40.0040.00417.51
8.1.30.0040.00417.62
8.1.20.0030.00517.66
8.1.10.0040.00417.57
8.1.00.0000.00817.48
8.0.300.0040.00419.64
8.0.290.0000.00716.75
8.0.280.0030.00318.32
8.0.270.0000.00717.10
8.0.260.0040.00417.18
8.0.250.0040.00416.90
8.0.240.0000.00816.87
8.0.230.0030.00316.94
8.0.220.0000.00716.89
8.0.210.0030.00316.83
8.0.200.0000.00716.82
8.0.190.0040.00416.82
8.0.180.0000.00716.82
8.0.170.0000.00716.91
8.0.160.0020.00516.84
8.0.150.0030.00316.71
8.0.140.0030.00616.88
8.0.130.0030.00313.34
8.0.120.0000.00816.87
8.0.110.0000.00716.71
8.0.100.0000.00716.84
8.0.90.0020.00516.68
8.0.80.0120.00316.76
8.0.70.0070.00016.81
8.0.60.0040.00416.82
8.0.50.0040.00416.92
8.0.30.0090.00917.19
8.0.20.0130.00617.40
8.0.10.0000.00717.04
8.0.00.0080.01316.68
7.4.330.0000.00615.09
7.4.320.0000.00716.53
7.4.300.0070.00016.52
7.4.290.0000.00716.42
7.4.280.0050.00216.34
7.4.270.0030.00316.57
7.4.260.0070.00416.52
7.4.250.0080.00016.36
7.4.240.0060.00216.53
7.4.230.0000.00616.55
7.4.220.0040.01516.39
7.4.210.0070.00716.51
7.4.200.0030.00316.50
7.4.160.0000.01416.30
7.4.150.0070.01417.40
7.4.140.0050.01417.86
7.4.130.0110.00616.43
7.4.120.0120.01116.43
7.4.110.0140.00916.26
7.4.100.0090.00916.44
7.4.90.0060.01316.40
7.4.80.0090.01219.39
7.4.70.0070.01416.44
7.4.60.0130.00316.32
7.4.50.0030.00616.45
7.4.40.0060.00916.43
7.4.30.0090.00916.29
7.4.00.0090.00615.00
7.3.330.0000.00613.07
7.3.320.0000.00613.13
7.3.310.0030.00316.25
7.3.300.0000.00616.10
7.3.290.0100.00816.23
7.3.280.0070.00916.15
7.3.270.0120.00617.40
7.3.260.0110.00916.39
7.3.250.0160.00316.28
7.3.240.0120.00816.05
7.3.230.0110.00516.39
7.3.210.0060.01616.16
7.3.200.0140.00519.39
7.3.190.0120.00916.16
7.3.180.0060.00916.13
7.3.170.0090.01016.51
7.3.160.0090.00616.22
7.2.330.0100.01416.14
7.2.320.0160.01616.58
7.2.310.0060.01116.61
7.2.300.0100.00616.49
7.2.290.0030.01516.56
7.2.00.0060.00919.26
7.1.100.0000.01718.10
7.1.70.0030.01317.12
7.1.60.0090.01519.22
7.1.50.0000.02116.19
7.1.00.0070.07022.30
7.0.200.0000.00716.64
7.0.140.0030.07722.19
7.0.60.0070.07319.92
7.0.50.0070.08717.80
7.0.40.0000.06020.29
7.0.30.0530.07020.09
7.0.20.0300.07719.99
7.0.10.0200.07720.22
7.0.00.0130.07720.16
5.6.280.0070.07020.90
5.6.210.0070.08020.50
5.6.200.0070.08018.19
5.6.190.0070.09320.33
5.6.180.4000.04320.27
5.6.170.0370.07020.47
5.6.160.0030.07020.50
5.6.150.0070.05318.14
5.6.140.0030.04718.20
5.6.130.0000.05018.18
5.6.120.0000.07721.13
5.6.110.0000.09020.98
5.6.100.0170.07721.10
5.6.90.0100.06721.12
5.6.80.0130.06020.43
5.6.70.3730.03020.50
5.5.350.0170.07020.51
5.5.340.0030.04318.01
5.5.330.0030.04020.21
5.5.320.3070.04020.28
5.5.310.0230.08020.15
5.5.300.0170.07017.92
5.5.290.0030.08717.91
5.5.280.0070.05020.76
5.5.270.0200.07020.75
5.5.260.0100.05720.78
5.5.250.0030.07720.61
5.5.240.0300.07320.28
5.4.450.0200.05719.14
5.4.440.0770.05319.25
5.4.430.0730.05019.46
5.4.420.0570.06719.14
5.4.410.0170.05019.34
5.4.400.0630.05718.83
5.4.390.0730.05319.15
5.4.380.0270.05018.61
5.4.370.0230.05018.61
5.4.360.0200.05018.75
5.4.350.0230.05018.72
5.4.340.0170.05318.52
5.4.320.0230.06318.73
5.4.310.0300.06018.59
5.4.300.0300.05318.77
5.4.290.0370.05718.52
5.4.280.0330.03718.48
5.4.270.0270.05718.52
5.4.260.0230.05018.71
5.4.250.0200.05318.69
5.4.240.0270.07018.71
5.4.230.0300.06318.68
5.4.220.0270.07018.61
5.4.210.0130.06318.66
5.4.200.0230.07016.49
5.4.190.0300.06318.67
5.4.180.0300.05018.54
5.4.170.0270.07018.70
5.4.160.0270.04318.75
5.4.150.0200.05318.59
5.4.140.0170.05716.09
5.4.130.0200.04716.19
5.4.120.0270.05716.16
5.4.110.0200.07016.31
5.4.100.0330.05716.21
5.4.90.0200.05316.08
5.4.80.0130.05716.29
5.4.70.0200.04716.12
5.4.60.0230.04716.32
5.4.50.0200.05016.27
5.4.40.0230.06316.02
5.4.30.0170.05316.26
5.4.20.0170.05716.18
5.4.10.0230.06016.11
5.4.00.0400.04715.56
5.3.290.0230.06014.69
5.3.280.0170.07314.55
5.3.270.0270.06314.70
5.3.260.0270.04714.58
5.3.250.0300.04314.52
5.3.240.0300.05014.50
5.3.230.0170.05314.52
5.3.220.0300.04314.66
5.3.210.0230.05314.47
5.3.200.0200.05714.66
5.3.190.0300.05014.46
5.3.180.0270.06714.61
5.3.170.0270.05314.56
5.3.160.0170.06314.64
5.3.150.0300.06014.49
5.3.140.0100.06014.48
5.3.130.0270.05314.55
5.3.120.0230.05314.62
5.3.110.0330.05714.64
5.3.100.0230.06713.98
5.3.90.0170.05713.99
5.3.80.0170.06013.93
5.3.70.0100.07013.96
5.3.60.0170.05313.95
5.3.50.0200.05013.93
5.3.40.0130.05313.84
5.3.30.0030.06313.82
5.3.20.0230.04713.64
5.3.10.0270.04313.73
5.3.00.0070.06013.60
5.2.170.0170.04011.18
5.2.160.0170.04011.11
5.2.150.0200.04311.28
5.2.140.0130.04711.07
5.2.130.0100.04711.06
5.2.120.0130.04311.08
5.2.110.0130.04011.24
5.2.100.0130.05011.14
5.2.90.0270.04011.16
5.2.80.0100.05011.14
5.2.70.0200.04011.15
5.2.60.0130.05311.20
5.2.50.0230.05010.98
5.2.40.0170.04711.02
5.2.30.0200.04710.95
5.2.20.0030.05311.01
5.2.10.0030.04710.92
5.2.00.0170.05010.67
5.1.60.0130.04010.13
5.1.50.0070.0509.96
5.1.40.0130.04710.04
5.1.30.0130.04310.29
5.1.20.0070.04310.45
5.1.10.0130.03310.10
5.1.00.0170.03010.05
5.0.50.0070.0308.66
5.0.40.0100.0308.42
5.0.30.0070.0438.34
5.0.20.0100.0238.19
5.0.10.0000.0408.24
5.0.00.0170.0478.27
4.4.90.0130.0236.64
4.4.80.0030.0276.64
4.4.70.0070.0236.64
4.4.60.0000.0306.64
4.4.50.0100.0236.64
4.4.40.0070.0376.64
4.4.30.0070.0276.64
4.4.20.0070.0306.64
4.4.10.0030.0236.64
4.4.00.0130.0306.64
4.3.110.0100.0206.64
4.3.100.0070.0236.64
4.3.90.0130.0236.64
4.3.80.0130.0376.64
4.3.70.0100.0236.64
4.3.60.0100.0236.64
4.3.50.0100.0276.64
4.3.40.0100.0376.64
4.3.30.0030.0306.64
4.3.20.0030.0276.64
4.3.10.0070.0276.64
4.3.00.0030.0237.59

preferences:
54.68 ms | 401 KiB | 5 Q