3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [ 42 => 'test int', '42' => 'test string' ]; var_dump($array);

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)
8.3.60.0070.01318.30
8.3.50.0060.01117.73
8.3.40.0160.00618.59
8.3.30.0090.00619.07
8.3.20.0040.00419.97
8.3.10.0030.00621.62
8.3.00.0030.00518.95
8.2.180.0030.01718.13
8.2.170.0090.00618.77
8.2.160.0160.00322.96
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0080.00026.16
8.2.120.0050.00319.53
8.2.110.0060.00320.47
8.2.100.0060.00618.09
8.2.90.0040.00719.13
8.2.80.0050.00317.97
8.2.70.0080.00017.63
8.2.60.0000.00718.04
8.2.50.0000.00818.07
8.2.40.0040.00418.03
8.2.30.0040.00419.34
8.2.20.0000.00717.48
8.2.10.0080.00017.91
8.2.00.0070.00017.67
8.1.280.0070.00725.92
8.1.270.0050.00318.83
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0000.01023.71
8.1.230.0040.00718.92
8.1.220.0060.00317.74
8.1.210.0080.00018.77
8.1.200.0060.00317.23
8.1.190.0000.00817.23
8.1.180.0040.00419.01
8.1.170.0080.00018.66
8.1.160.0030.00321.93
8.1.150.0040.00418.77
8.1.140.0020.00519.08
8.1.130.0030.00317.80
8.1.120.0000.00817.39
8.1.110.0030.00517.36
8.1.100.0040.00417.39
8.1.90.0040.00417.33
8.1.80.0070.00017.27
8.1.70.0000.00717.27
8.1.60.0080.00317.53
8.1.50.0080.00017.44
8.1.40.0040.00817.37
8.1.30.0000.00817.40
8.1.20.0040.00417.52
8.1.10.0030.00617.32
8.1.00.0000.00717.25
8.0.300.0070.00018.77
8.0.290.0000.00716.58
8.0.280.0040.00418.27
8.0.270.0040.00416.64
8.0.260.0000.00617.11
8.0.250.0030.00316.79
8.0.240.0040.00416.77
8.0.230.0030.00316.81
8.0.220.0070.00016.83
8.0.210.0030.00316.82
8.0.200.0030.00316.84
8.0.190.0040.00416.85
8.0.180.0000.00716.82
8.0.170.0050.00316.89
8.0.160.0030.00316.80
8.0.150.0030.00816.84
8.0.140.0040.00416.81
8.0.130.0030.00313.26
8.0.120.0040.00416.78
8.0.110.0040.00416.82
8.0.100.0000.00816.88
8.0.90.0040.00416.87
8.0.80.0070.01416.80
8.0.70.0070.00016.63
8.0.60.0040.00416.64
8.0.50.0030.00316.88
8.0.30.0150.01117.03
8.0.20.0120.00817.40
8.0.10.0070.00016.79
8.0.00.0050.01316.60
7.4.330.0030.00315.03
7.4.320.0030.00316.42
7.4.300.0000.00616.43
7.4.290.0040.00416.49
7.4.280.0030.00716.51
7.4.270.0070.00016.47
7.4.260.0000.00716.41
7.4.250.0000.00816.32
7.4.240.0000.00716.53
7.4.230.0030.00316.26
7.4.220.0100.01316.53
7.4.210.0060.00916.38
7.4.200.0000.00716.56
7.4.160.0070.01016.56
7.4.150.0090.01017.40
7.4.140.0080.00917.86
7.4.130.0130.00416.50
7.4.120.0140.00616.41
7.4.110.0190.00016.38
7.4.100.0150.00616.63
7.4.90.0120.00616.19
7.4.80.0070.01019.39
7.4.70.0090.00616.23
7.4.60.0040.01516.23
7.4.50.0000.00816.05
7.4.40.0060.01316.15
7.4.30.0140.00316.27
7.4.00.0030.01315.00
7.3.330.0020.00213.11
7.3.320.0000.00513.00
7.3.310.0030.00315.99
7.3.300.0060.00016.12
7.3.290.0000.00716.12
7.3.280.0140.00316.15
7.3.270.0090.00917.40
7.3.260.0030.01316.19
7.3.250.0070.01016.31
7.3.240.0090.00616.09
7.3.230.0000.02116.39
7.3.210.0070.01016.07
7.3.200.0090.00616.45
7.3.190.0060.00916.08
7.3.180.0040.01216.28
7.3.170.0060.01816.27
7.3.160.0160.00016.23
7.3.10.0040.00815.64
7.3.00.0090.00616.36
7.2.330.0090.00916.46
7.2.320.0030.01316.32
7.2.310.0130.00616.14
7.2.300.0030.01316.60
7.2.290.0150.00716.18
7.2.130.0090.00616.36
7.2.120.0040.01116.34
7.2.110.0030.01316.36
7.2.100.0030.01016.32
7.2.90.0060.00316.35
7.2.80.0000.01016.30
7.2.70.0110.00016.84
7.2.60.0070.00816.42
7.2.50.0140.00316.52
7.2.40.0040.01116.53
7.2.30.0000.01416.73
7.2.20.0040.00716.30
7.2.10.0060.00616.61
7.2.00.0040.00718.00
7.1.250.0060.00615.27
7.1.200.0000.01315.50
7.1.100.0000.01717.92
7.1.70.0060.00317.01
7.1.60.0110.01519.46
7.1.50.0100.01316.98
7.1.00.0100.07022.29
7.0.200.0000.00716.70
7.0.140.0070.07022.18
7.0.60.0100.08019.87
7.0.50.0070.07017.79
7.0.40.0100.08020.05
7.0.30.0300.08020.13
7.0.20.0330.04320.04
7.0.10.0030.04720.17
7.0.00.0030.04320.30
5.6.280.0100.06321.12
5.6.210.0100.08020.46
5.6.200.0070.07318.21
5.6.190.0100.08720.45
5.6.180.0270.08020.61
5.6.170.0200.06020.33
5.6.160.0070.03720.40
5.6.150.0030.09018.14
5.6.140.0030.05018.12
5.6.130.0030.08318.23
5.6.120.0070.08321.13
5.6.110.0030.06020.97
5.6.100.0030.08721.00
5.6.90.0070.08021.15
5.6.80.0100.07720.50
5.5.350.0330.06320.39
5.5.340.0200.03717.97
5.5.330.0070.08020.47
5.5.320.0300.04020.21
5.5.310.0300.07320.50
5.5.300.0030.03717.92
5.5.290.0030.04317.89
5.5.280.0030.05020.67
5.5.270.0100.08320.79
5.5.260.0070.06720.96
5.5.250.0070.08320.68
5.5.240.0000.08020.15
5.4.450.0600.06019.41
5.4.440.0330.05019.48
5.4.430.0100.06019.46
5.4.420.0030.06319.57
5.4.410.0230.04718.97
5.4.400.0170.05718.78
5.4.390.1000.04318.50
5.4.380.0870.05718.62
5.4.370.0970.05718.72
5.4.360.0870.06018.70
5.4.350.0970.05318.46
5.4.340.0970.05318.54
5.4.320.0870.06318.67
5.4.310.0830.05718.63
5.4.300.0830.05318.70
5.4.290.0930.04318.61
5.4.280.0970.05318.65
5.4.270.1100.05318.70
5.4.260.1000.05718.58
5.4.250.0870.06718.72
5.4.240.0930.05018.69
5.4.230.0800.05318.74
5.4.220.0770.06718.68
5.4.210.0830.06318.74
5.4.200.0800.06016.52
5.4.190.0970.06018.57
5.4.180.0770.06718.73
5.4.170.1170.04318.55
5.4.160.0970.05718.59
5.4.150.0730.06318.50
5.4.140.0900.05316.16
5.4.130.0800.05016.16
5.4.120.0770.05316.16
5.4.110.0800.05316.11
5.4.100.0870.04716.02
5.4.90.0870.05016.25
5.4.80.0930.05316.32
5.4.70.0870.05016.02
5.4.60.0970.04716.15
5.4.50.0800.05716.01
5.4.40.0900.04316.23
5.4.30.0870.04716.22
5.4.20.1130.05316.02
5.4.10.0700.06016.18
5.4.00.0770.05015.80
5.3.290.0870.05314.71
5.3.280.0870.04314.69
5.3.270.0930.04314.54
5.3.260.0770.05714.68
5.3.250.0730.05714.50
5.3.240.0770.06014.54
5.3.230.0900.05714.57
5.3.220.0970.06314.50
5.3.210.0730.06314.66
5.3.200.0970.05314.60
5.3.190.1030.06014.50
5.3.180.0970.05014.57
5.3.170.0930.05314.56
5.3.160.1070.04314.51
5.3.150.1030.04714.47
5.3.140.0970.05314.65
5.3.130.0900.07714.55
5.3.120.0970.05714.54
5.3.110.0900.05714.47
5.3.100.0870.04714.03
5.3.90.0770.05714.07
5.3.80.0930.05313.96
5.3.70.0970.05014.00
5.3.60.1030.04013.94
5.3.50.0800.04714.02
5.3.40.0930.04713.92
5.3.30.0870.04313.86
5.3.20.0870.05313.63
5.3.10.0830.05313.61
5.3.00.0730.05313.61
5.2.170.0800.04311.12
5.2.160.0670.04311.07
5.2.150.0730.04011.11
5.2.140.0670.04311.19
5.2.130.0730.03311.25
5.2.120.0700.04011.08
5.2.110.0670.03711.11
5.2.100.0670.05011.15
5.2.90.0730.03711.24
5.2.80.0830.04311.05
5.2.70.0770.04311.03
5.2.60.0770.04310.96
5.2.50.0630.04710.96
5.2.40.0600.03311.03
5.2.30.0470.04711.02
5.2.20.0630.04011.00
5.2.10.0530.03710.82
5.2.00.0600.03710.77
5.1.60.0470.03710.02
5.1.50.0530.0409.99
5.1.40.0530.0339.94
5.1.30.0500.04010.33
5.1.20.0670.02710.33
5.1.10.0570.04010.14
5.1.00.0570.04010.04
5.0.50.0270.0378.60
5.0.40.0270.0378.46
5.0.30.0330.0438.20
5.0.20.0400.0208.31
5.0.10.0470.0278.16
5.0.00.0270.0438.28
4.4.90.0230.0235.91
4.4.80.0300.0205.90
4.4.70.0270.0235.86
4.4.60.0270.0275.88
4.4.50.0300.0235.93
4.4.40.0230.0375.87
4.4.30.0370.0175.88
4.4.20.0270.0235.94
4.4.10.0300.0235.96
4.4.00.0230.0435.90
4.3.110.0270.0235.81
4.3.100.0230.0235.83
4.3.90.0270.0205.86
4.3.80.0270.0335.82
4.3.70.0370.0175.82
4.3.60.0330.0135.78
4.3.50.0330.0175.87
4.3.40.0230.0335.73
4.3.30.0100.0274.57
4.3.20.0170.0204.54
4.3.10.0130.0304.52
4.3.00.0030.0209.39

preferences:
40.01 ms | 400 KiB | 5 Q