3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = [ 'a' => [ 'b' => ['c', 'd'] ] ]; array_walk_recursive($a, function($item, $key) { var_dump($item, $key); });

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)
8.3.60.0120.00318.13
8.3.50.0110.00521.13
8.3.40.0040.01118.68
8.3.30.0130.00618.55
8.3.20.0080.00020.16
8.3.10.0040.00423.59
8.3.00.0000.00822.40
8.2.180.0140.00716.38
8.2.170.0140.00022.96
8.2.160.0040.01120.29
8.2.150.0060.00324.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0090.00017.25
8.2.110.0070.00321.09
8.2.100.0090.00317.63
8.2.90.0000.00819.05
8.2.80.0060.00617.97
8.2.70.0030.00617.63
8.2.60.0030.00617.93
8.2.50.0030.00918.07
8.2.40.0000.00919.46
8.2.30.0080.00019.75
8.2.20.0000.00717.55
8.2.10.0000.00718.11
8.2.00.0050.00317.99
8.1.280.0170.00725.92
8.1.270.0090.00622.10
8.1.260.0050.00326.35
8.1.250.0050.00328.09
8.1.240.0050.00520.87
8.1.230.0150.00017.42
8.1.220.0030.00617.74
8.1.210.0030.00518.77
8.1.200.0050.00517.36
8.1.190.0050.00317.22
8.1.180.0080.00018.10
8.1.170.0040.00418.46
8.1.160.0030.00623.79
8.1.150.0040.00418.80
8.1.140.0000.00817.44
8.1.130.0000.00717.74
8.1.120.0070.00017.47
8.1.110.0000.00717.45
8.1.100.0080.00017.41
8.1.90.0070.00017.43
8.1.80.0020.00517.34
8.1.70.0040.00417.47
8.1.60.0040.00417.47
8.1.50.0080.00017.37
8.1.40.0000.00817.47
8.1.30.0040.00417.59
8.1.20.0000.00817.49
8.1.10.0040.00417.41
8.1.00.0000.00717.47
8.0.300.0040.00418.77
8.0.290.0000.00716.75
8.0.280.0000.00718.43
8.0.270.0000.00717.12
8.0.260.0000.00617.08
8.0.250.0080.00316.88
8.0.240.0030.00316.89
8.0.230.0030.00516.89
8.0.220.0000.00716.73
8.0.210.0040.00416.81
8.0.200.0060.00016.93
8.0.190.0080.00016.94
8.0.180.0070.00016.82
8.0.170.0050.00216.78
8.0.160.0040.00416.84
8.0.150.0080.00016.77
8.0.140.0000.00716.88
8.0.130.0000.00513.35
8.0.120.0000.00816.80
8.0.110.0000.00716.77
8.0.100.0080.00016.75
8.0.90.0000.00716.82
8.0.80.0090.00616.91
8.0.70.0040.00416.75
8.0.60.0000.00716.84
8.0.50.0040.00416.83
8.0.30.0060.01117.01
8.0.20.0110.00817.40
8.0.10.0000.00816.99
8.0.00.0110.00716.68
7.4.330.0050.00015.09
7.4.320.0000.00616.60
7.4.300.0030.00316.56
7.4.290.0000.00716.56
7.4.280.0000.00716.41
7.4.270.0000.00616.54
7.4.260.0030.00316.61
7.4.250.0000.00716.47
7.4.240.0020.00516.53
7.4.230.0030.00316.39
7.4.220.0070.01016.42
7.4.210.0080.01116.66
7.4.200.0030.00316.44
7.4.160.0090.00616.43
7.4.150.0040.01517.40
7.4.140.0090.01417.86
7.4.130.0080.00916.44
7.4.120.0150.00316.49
7.4.110.0070.01016.32
7.4.100.0100.01016.54
7.4.90.0070.01016.36
7.4.80.0140.00719.39
7.4.70.0140.00316.48
7.4.60.0040.01116.47
7.4.50.0000.00916.60
7.4.40.0080.00816.36
7.4.30.0070.01016.34
7.4.00.0100.00715.14
7.3.330.0020.00213.19
7.3.320.0000.00513.24
7.3.310.0040.00416.13
7.3.300.0000.00716.09
7.3.290.0100.00616.24
7.3.280.0080.00916.23
7.3.270.0090.01317.40
7.3.260.0080.01416.30
7.3.250.0090.00816.37
7.3.240.0030.01416.28
7.3.230.0030.02016.39
7.3.210.0080.00816.47
7.3.200.0100.01019.39
7.3.190.0040.01316.31
7.3.180.0060.00916.52
7.3.170.0090.00616.27
7.3.160.0130.00316.44
7.3.10.0100.00316.45
7.3.00.0070.00516.63
7.2.330.0120.01216.25
7.2.320.0150.00716.46
7.2.310.0140.01016.65
7.2.300.0110.00616.29
7.2.290.0130.01016.18
7.2.130.0050.01016.85
7.2.120.0040.01116.68
7.2.110.0060.00316.79
7.2.100.0030.00916.69
7.2.90.0070.00616.87
7.2.80.0050.00816.74
7.2.70.0060.00616.83
7.2.60.0050.00916.60
7.2.50.0060.00816.84
7.2.40.0070.00516.85
7.2.30.0110.00216.78
7.2.20.0070.00916.80
7.2.10.0060.00516.87
7.2.00.0020.01117.47
7.1.250.0050.00615.66
7.1.100.0030.00917.93
7.1.70.0000.01017.18
7.1.60.0060.01820.03
7.1.50.0060.01316.82
7.1.00.0070.07022.54
7.0.200.0150.00614.97
7.0.60.0100.06320.00
7.0.50.0030.08317.96
7.0.40.0130.08320.23
7.0.30.0170.05020.09
7.0.20.0300.07320.12
7.0.10.0130.05320.08
7.0.00.0070.04320.25
5.6.280.0030.03321.08
5.6.210.0130.07720.66
5.6.200.0070.08318.18
5.6.190.0030.05320.42
5.6.180.0300.07320.55
5.6.170.0270.06020.56
5.6.160.0030.08720.45
5.6.150.0130.06318.18
5.6.140.0000.08018.14
5.6.130.0070.06718.17
5.6.120.0030.04020.98
5.6.110.0070.05720.98
5.6.100.0070.05321.00
5.6.90.0030.07721.03
5.6.80.0100.05720.47
5.5.350.0270.07320.41
5.5.340.0000.04317.94
5.5.330.0100.07320.47
5.5.320.0270.08020.27
5.5.310.0070.05020.32
5.5.300.0130.03317.94
5.5.290.0100.08318.05
5.5.280.0070.08720.96
5.5.270.0030.05320.86
5.5.260.0100.08320.88
5.5.250.0070.08020.71
5.5.240.4070.03720.20
5.4.450.0200.04719.21
5.4.440.0230.05719.59
5.4.430.0100.06019.18
5.4.420.0230.04319.48
5.4.410.0170.05319.28
5.4.400.0200.04719.21
5.4.390.0200.06318.98
5.4.380.0370.04719.08
5.4.370.0270.05319.23
5.4.360.0230.06019.21
5.4.350.0170.05019.21
5.4.340.0130.05019.15
5.4.320.0100.05719.23
5.4.310.0200.04319.35
5.4.300.0230.04019.06
5.4.290.0130.05719.13
5.4.280.0170.07719.29
5.4.270.0200.05019.06
5.4.260.0100.05719.21
5.4.250.0100.05318.86
5.4.240.0230.06019.25
5.4.230.0170.05019.29
5.4.220.0100.05318.97
5.4.210.0030.05719.14
5.4.200.0230.04716.86
5.4.190.0170.04719.10
5.4.180.0170.05318.88
5.4.170.0100.05719.11
5.4.160.0130.05019.20
5.4.150.0200.06718.86
5.4.140.0170.05016.34
5.4.130.0270.05316.30
5.4.120.0100.06716.27
5.4.110.0170.05316.24
5.4.100.0270.05016.33
5.4.90.0130.05716.51
5.4.80.0130.05016.27
5.4.70.0300.06716.46
5.4.60.0000.03716.34
5.4.50.0030.06316.52
5.4.40.0200.06316.17
5.4.30.0400.06316.37
5.4.20.0330.05316.25

preferences:
35.53 ms | 401 KiB | 5 Q