3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = [ 'USA' => [ 'Alabama' => [ 'Montgomery', 'Birmingham' ], 'Arizona' => [ 'Phoenix', 'Mesa', 'Gilbert' ] ], 'Germany' => [ 'West Germany' => [ 'Bonn', 'Cologne' ] ] ];

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)
8.3.60.0180.00416.38
8.3.50.0110.00417.90
8.3.40.0090.00618.60
8.3.30.0150.00318.75
8.3.20.0080.00620.21
8.3.10.0040.00421.73
8.3.00.0030.00519.25
8.2.180.0210.00316.38
8.2.170.0140.00722.96
8.2.160.0030.01622.22
8.2.150.0130.00624.18
8.2.140.0040.01124.66
8.2.130.0110.00326.16
8.2.120.0160.00017.79
8.2.110.0090.00022.17
8.2.100.0120.00017.50
8.2.90.0030.00619.08
8.2.80.0000.00817.97
8.2.70.0000.00917.25
8.2.60.0050.00317.68
8.2.50.0040.00718.07
8.2.40.0100.00018.02
8.2.30.0040.00418.00
8.2.20.0040.00417.64
8.2.10.0040.00418.09
8.2.00.0040.00417.53
8.1.280.0170.00325.92
8.1.270.0030.00620.50
8.1.260.0050.00226.35
8.1.250.0080.00028.09
8.1.240.0090.01223.79
8.1.230.0070.00418.85
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0060.00317.10
8.1.190.0040.00417.00
8.1.180.0060.00318.10
8.1.170.0110.00018.35
8.1.160.0000.00721.94
8.1.150.0050.00218.82
8.1.140.0080.00017.43
8.1.130.0070.00017.72
8.1.120.0040.00417.41
8.1.110.0040.00417.41
8.1.100.0040.00417.26
8.1.90.0040.00417.34
8.1.80.0050.00317.41
8.1.70.0080.00017.37
8.1.60.0000.00917.39
8.1.50.0030.00617.34
8.1.40.0040.00417.45
8.1.30.0040.00417.60
8.1.20.0040.00417.62
8.1.10.0030.00517.33
8.1.00.0020.00517.34
8.0.300.0080.00018.77
8.0.290.0000.00716.75
8.0.280.0070.00018.29
8.0.270.0080.00017.14
8.0.260.0000.00617.14
8.0.250.0020.00616.93
8.0.240.0030.00516.95
8.0.230.0030.00316.92
8.0.220.0040.00416.80
8.0.210.0000.00816.83
8.0.200.0030.00316.85
8.0.190.0080.00016.88
8.0.180.0050.00316.81
8.0.170.0040.00416.81
8.0.160.0030.00316.80
8.0.150.0000.00716.64
8.0.140.0040.00416.82
8.0.130.0050.00013.29
8.0.120.0080.00016.80
8.0.110.0000.00716.86
8.0.100.0080.00016.69
8.0.90.0040.00416.88
8.0.80.0060.00916.81
8.0.70.0040.00416.93
8.0.60.0040.00416.69
8.0.50.0040.00416.88
8.0.30.0100.01017.07
8.0.20.0070.01317.40
8.0.10.0040.00416.98
8.0.00.0050.01216.80
7.4.330.0050.00015.06
7.4.320.0000.00616.35
7.4.300.0000.00716.29
7.4.290.0030.00316.54
7.4.280.0030.00616.34
7.4.270.0000.00716.36
7.4.260.0070.00016.41
7.4.250.0070.00016.52
7.4.240.0040.00416.40
7.4.230.0040.00416.63
7.4.220.0130.00716.57
7.4.210.0140.00616.44
7.4.200.0040.00416.49
7.4.160.0140.00016.17
7.4.150.0090.01017.40
7.4.140.0120.00617.86
7.4.130.0120.00616.41
7.4.120.0110.00516.45
7.4.110.0000.01716.38
7.4.100.0090.01716.46
7.4.90.0100.00716.36
7.4.80.0070.01016.40
7.4.70.0140.00316.52
7.4.60.0110.00616.46
7.4.50.0020.00216.08
7.4.40.0100.00716.55
7.4.30.0130.01016.48
7.4.00.0040.00714.87
7.3.330.0000.00513.07
7.3.320.0080.00413.04
7.3.310.0030.00316.23
7.3.300.0000.00716.11
7.3.290.0000.00615.98
7.3.280.0070.00816.15
7.3.270.0070.01017.40
7.3.260.0070.01016.38
7.3.250.0080.00916.18
7.3.240.0110.00716.13
7.3.230.0090.01516.39
7.3.210.0100.00616.16
7.3.200.0060.01219.39
7.3.190.0030.01316.24
7.3.180.0120.00316.25
7.3.170.0110.00916.44
7.3.160.0070.01016.54
7.2.330.0120.00316.56
7.2.320.0100.00716.46
7.2.310.0100.00716.49
7.2.300.0070.01016.16
7.2.290.0120.00616.34
7.2.00.0040.00819.08
7.1.100.0100.01017.74
7.1.70.0020.00516.68
7.1.60.0100.01319.50
7.1.50.0110.00016.59
7.1.00.0100.06722.52
7.0.200.0580.00714.73
7.0.140.0000.07322.09
7.0.60.0070.03719.96
7.0.50.0030.04017.83
7.0.40.0170.07719.97
7.0.30.0230.08020.01
7.0.20.0270.06720.00
7.0.10.0300.07720.09
7.0.00.0130.07020.18
5.6.280.0000.07721.06
5.6.210.0000.08320.55
5.6.200.0030.04318.11
5.6.190.0070.04020.63
5.6.180.0200.03720.38
5.6.170.0400.08320.42
5.6.160.0070.03720.38
5.6.150.0070.03718.18
5.6.140.0100.08018.08
5.6.130.0030.07718.14
5.6.120.0070.03720.98
5.6.110.0070.06321.10
5.6.100.0100.05320.97
5.6.90.0170.07020.87
5.6.80.0200.06720.48
5.6.70.0330.07020.49
5.5.350.0170.07320.39
5.5.340.0100.08017.89
5.5.330.0100.07720.21
5.5.320.0100.06020.30
5.5.310.0330.07720.25
5.5.300.0000.06317.91
5.5.290.0030.08717.98
5.5.280.0030.07720.84
5.5.270.0030.09020.66
5.5.260.0100.07320.67
5.5.250.0170.08320.69
5.5.240.0170.07020.18
5.4.450.0700.04719.41
5.4.440.0330.07319.54
5.4.430.0530.05019.54
5.4.420.0370.06719.61
5.4.410.1000.05718.85
5.4.400.0270.05318.68
5.4.390.0230.05718.68
5.4.380.0330.05318.61
5.4.370.0400.05018.74
5.4.360.0330.05718.59
5.4.350.0400.05018.50
5.4.340.0330.05718.78
5.4.320.0300.05718.73
5.4.310.0330.05718.68
5.4.300.0400.07018.50
5.4.290.0430.06318.65
5.4.280.0330.05318.62
5.4.270.0430.04318.46
5.4.260.0400.05318.68
5.4.250.0230.07018.55
5.4.240.0400.05018.73
5.4.230.0430.04318.57
5.4.220.0370.05318.71
5.4.210.0300.05318.45
5.4.200.0230.05716.56
5.4.190.0430.05018.68
5.4.180.0300.05018.61
5.4.170.0300.06018.70
5.4.160.0430.05018.48
5.4.150.0270.05318.43
5.4.140.0270.05316.15
5.4.130.0230.05316.35
5.4.120.0270.05316.22
5.4.110.0370.04716.25
5.4.100.0370.05016.21
5.4.90.0200.06016.21
5.4.80.0200.06016.14
5.4.70.0370.05016.20
5.4.60.0330.04716.20
5.4.50.0300.05016.26
5.4.40.0370.06716.12
5.4.30.0330.05016.12
5.4.20.0470.04016.03
5.4.10.0370.04316.18
5.4.00.0330.04715.61

preferences:
40.43 ms | 400 KiB | 5 Q