3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array( array( array( 'leaf-0-0-0', array( 'leaf-0-0-0-0', 'leaf-0-0-0-1' ), ), array( array( 'leaf-0-1-0-0', 'leaf-0-1-0-1' ), 'leaf-0-1-0' ), 'leaf-0-0' ) ); $iterator = new RecursiveIteratorIterator( new RecursiveArrayIterator($array), $mode ); foreach ($iterator as $key => $leaf) { echo "$key => $leaf", PHP_EOL; } ?>

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)
8.3.60.0110.00718.30
8.3.50.0070.00722.82
8.3.40.0140.00718.78
8.3.30.0030.01019.06
8.3.20.0000.00720.20
8.3.10.0070.00318.70
8.3.00.0090.00019.25
8.2.180.0040.01116.50
8.2.170.0120.00322.96
8.2.160.0040.01220.41
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0070.00020.98
8.2.110.0050.00520.54
8.2.100.0070.00318.09
8.2.90.0040.00419.17
8.2.80.0040.00417.97
8.2.70.0060.00317.50
8.2.60.0000.00918.04
8.2.50.0040.00418.07
8.2.40.0040.00418.34
8.2.30.0040.00419.49
8.2.20.0070.00017.62
8.2.10.0000.00718.12
8.2.00.0000.00717.93
8.1.280.0100.01025.92
8.1.270.0000.00824.00
8.1.260.0040.00426.35
8.1.250.0030.00728.09
8.1.240.0050.00322.14
8.1.230.0070.00418.88
8.1.220.0040.00417.79
8.1.210.0080.00018.77
8.1.200.0040.00417.23
8.1.190.0040.00417.23
8.1.180.0050.00318.10
8.1.170.0050.00318.71
8.1.160.0000.00722.00
8.1.150.0000.00718.85
8.1.140.0040.00417.44
8.1.130.0000.00717.74
8.1.120.0000.00717.46
8.1.110.0020.00517.42
8.1.100.0000.00717.45
8.1.90.0000.00817.47
8.1.80.0000.00717.44
8.1.70.0000.00717.43
8.1.60.0040.00417.46
8.1.50.0030.00617.45
8.1.40.0040.00417.41
8.1.30.0080.00017.64
8.1.20.0070.00017.64
8.1.10.0000.00717.54
8.1.00.0080.00017.50
8.0.300.0080.00018.77
8.0.290.0040.00416.63
8.0.280.0000.00718.36
8.0.270.0000.00817.17
8.0.260.0000.00717.27
8.0.250.0030.00317.03
8.0.240.0000.00716.99
8.0.230.0030.00317.03
8.0.220.0040.00316.96
8.0.210.0000.00716.94
8.0.200.0040.00416.98
8.0.190.0040.00416.93
8.0.180.0070.00016.89
8.0.170.0030.00516.89
8.0.160.0030.00316.98
8.0.150.0000.00716.89
8.0.140.0040.00416.82
8.0.130.0000.00613.40
8.0.120.0040.00416.83
8.0.110.0040.00416.97
8.0.100.0040.00416.96
8.0.90.0040.00416.96
8.0.80.0000.01616.84
8.0.70.0040.00416.95
8.0.60.0030.00516.79
8.0.50.0040.00416.83
8.0.30.0190.00517.29
8.0.20.0080.01217.40
8.0.10.0020.00516.95
8.0.00.0100.00916.86
7.4.330.0020.00215.08
7.4.320.0030.00316.53
7.4.300.0000.00616.61
7.4.290.0070.00016.50
7.4.280.0000.00716.55
7.4.270.0050.00316.63
7.4.260.0030.00316.36
7.4.250.0020.00516.59
7.4.240.0020.00516.58
7.4.230.0040.00416.62
7.4.220.0000.02116.48
7.4.210.0070.00716.53
7.4.200.0030.00316.68
7.4.160.0140.01016.37
7.4.150.0080.01617.40
7.4.140.0110.00817.86
7.4.130.0070.01016.55
7.4.120.0130.00616.41
7.4.110.0090.00916.57
7.4.100.0030.01516.59
7.4.90.0070.01016.47
7.4.80.0030.01519.39
7.4.70.0060.01516.63
7.4.60.0100.01316.58
7.4.50.0000.00516.26
7.4.40.0110.00516.30
7.4.30.0070.00716.21
7.4.00.0100.00715.00
7.3.330.0000.00513.29
7.3.320.0050.00013.23
7.3.310.0050.00216.38
7.3.300.0000.00716.41
7.3.290.0060.00916.51
7.3.280.0070.00916.42
7.3.270.0180.00017.40
7.3.260.0130.01016.34
7.3.250.0100.01116.48
7.3.240.0040.01316.35
7.3.230.0110.00616.39
7.3.210.0120.01216.39
7.3.200.0090.01219.39
7.3.190.0190.00016.39
7.3.180.0150.00316.50
7.3.170.0030.01516.51
7.3.160.0130.00316.36
7.3.120.0070.00714.90
7.3.110.0140.00314.68
7.3.100.0030.00814.89
7.3.90.0070.00514.62
7.3.80.0070.00414.90
7.3.70.0030.00814.79
7.3.60.0070.00614.96
7.3.50.0050.01014.78
7.3.40.0060.00514.67
7.3.30.0050.00814.76
7.3.20.0040.00716.67
7.3.10.0070.00816.66
7.3.00.0040.00816.64
7.2.330.0060.01216.73
7.2.320.0110.00616.82
7.2.310.0080.01416.43
7.2.300.0060.01216.46
7.2.290.0080.00816.64
7.2.250.0070.00415.01
7.2.240.0080.00814.96
7.2.230.0100.00715.20
7.2.220.0030.00915.29
7.2.210.0060.00815.29
7.2.200.0050.01014.94
7.2.190.0030.01114.92
7.2.180.0030.01115.13
7.2.170.0030.00915.01
7.2.160.0090.00614.89
7.2.150.0060.00916.84
7.2.140.0040.01216.91
7.2.130.0000.01516.71
7.2.120.0070.01016.63
7.2.110.0080.00316.90
7.2.100.0060.00616.92
7.2.90.0110.00316.88
7.2.80.0140.00616.48
7.2.70.0040.01217.12
7.2.60.0080.00817.00
7.2.50.0100.00717.00
7.2.40.0030.00917.13
7.2.30.0060.01216.98
7.2.20.0030.00716.90
7.2.10.0090.00617.01
7.2.00.0100.00717.90
7.1.330.0060.00615.66
7.1.320.0030.01015.71
7.1.310.0030.01015.71
7.1.300.0030.01015.88
7.1.290.0110.00515.86
7.1.280.0080.00715.91
7.1.270.0070.00815.54
7.1.260.0050.00615.80
7.1.250.0030.00715.48
7.1.200.0000.00715.43
7.1.100.0030.00618.27
7.1.70.0000.00717.19
7.1.60.0090.00619.61
7.1.50.0090.01516.70
7.1.00.0030.07722.51
7.0.200.0120.00416.47
7.0.140.0030.07322.01
7.0.60.0070.07319.88
7.0.50.0130.07017.80
7.0.40.0070.06320.12
7.0.30.0330.07320.05
7.0.20.0270.05019.95
7.0.10.0100.08020.02
7.0.00.0170.05720.00
5.6.280.0070.06720.78
5.6.210.0130.07320.55
5.6.200.0070.06718.22
5.6.190.0100.04020.41
5.6.180.0330.04720.32
5.6.170.0270.07020.41
5.6.160.0000.04320.35
5.6.150.0030.04018.19
5.6.140.0100.04318.21
5.6.130.0070.05718.14
5.6.120.0170.05320.99
5.6.110.0100.08720.95
5.6.100.0070.05721.02
5.6.90.0030.04320.98
5.6.80.0000.04020.38
5.5.350.0200.05720.49
5.5.340.0030.08717.96
5.5.330.0130.07320.57
5.5.320.0000.04320.28
5.5.310.0130.04320.21
5.5.300.0070.03718.00
5.5.290.0030.07717.98
5.5.280.0030.08020.68
5.5.270.0070.08720.64
5.5.260.0100.08020.75
5.5.250.0070.07020.68
5.5.240.0030.08020.06
5.4.450.0130.06319.55
5.4.440.0800.07019.56
5.4.430.0270.05319.62
5.4.420.0630.05319.58
5.4.410.0630.05719.50
5.4.400.0630.05319.28
5.4.390.0830.05319.10
5.4.380.0170.06018.71
5.4.370.0200.05718.67
5.4.360.0230.05718.60
5.4.350.0170.06018.56
5.4.340.0200.05718.51
5.4.320.0120.03412.46
5.4.310.0100.03612.45
5.4.300.0090.03712.46
5.4.290.0110.03412.45
5.4.280.0070.03612.35
5.4.270.0080.03512.35
5.4.260.0070.03712.35
5.4.250.0090.03512.35
5.4.240.0060.03712.35
5.4.230.0060.04912.34
5.4.220.0070.03612.34
5.4.210.0080.03312.34
5.4.200.0090.03512.34
5.4.190.0050.03712.34
5.4.180.0070.03612.34
5.4.170.0130.03812.35
5.4.160.0120.03512.35
5.4.150.0060.03812.34
5.4.140.0060.04512.02
5.4.130.0100.03512.02
5.4.120.0040.04011.97
5.4.110.0150.03511.96
5.4.100.0080.03611.96
5.4.90.0040.03911.97
5.4.80.0050.04011.97
5.4.70.0030.03911.96
5.4.60.0090.03311.96
5.4.50.0100.03711.96
5.4.40.0100.03111.95
5.4.30.0090.04711.95
5.4.20.0070.04011.95
5.4.10.0040.03811.95
5.4.00.0040.03811.44
5.3.290.0020.04512.80
5.3.280.0040.04212.71
5.3.270.0120.04112.72
5.3.260.0040.04312.72
5.3.250.0060.03712.72
5.3.240.0070.04312.72
5.3.230.0070.03912.71
5.3.220.0050.03812.68
5.3.210.0060.03912.68
5.3.200.0090.03812.68
5.3.190.0070.04012.68
5.3.180.0070.04012.67
5.3.170.0060.03612.67
5.3.160.0070.03712.67
5.3.150.0080.04512.68
5.3.140.0080.03612.66
5.3.130.0060.04312.66
5.3.120.0080.03912.66
5.3.110.0080.04212.66
5.3.100.0060.03912.12
5.3.90.0060.03612.08
5.3.80.0070.03512.07
5.3.70.0080.03412.07
5.3.60.0040.03912.06
5.3.50.0070.03712.00
5.3.40.0080.03712.00
5.3.30.0080.03611.95
5.3.20.0080.03611.73
5.3.10.0030.03811.69
5.3.00.0040.03611.68
5.2.170.0040.0309.18
5.2.160.0040.0309.18
5.2.150.0090.0259.18
5.2.140.0060.0339.18
5.2.130.0020.0319.14
5.2.120.0070.0269.14
5.2.110.0050.0289.14
5.2.100.0070.0299.14
5.2.90.0030.0309.14
5.2.80.0060.0299.13
5.2.70.0050.0309.14
5.2.60.0070.0279.09
5.2.50.0060.0289.06
5.2.40.0040.0299.04
5.2.30.0050.0299.01
5.2.20.0050.0289.00
5.2.10.0040.0298.94
5.2.00.0040.0288.80
5.1.60.0030.0248.09
5.1.50.0040.0258.08
5.1.40.0040.0248.06
5.1.30.0050.0308.41
5.1.20.0030.0278.43
5.1.10.0020.0318.16
5.1.00.0030.0318.16
5.0.50.0050.0266.63
5.0.40.0060.0176.48
5.0.30.0030.0316.29
5.0.20.0020.0276.27
5.0.10.0020.0226.25
5.0.00.0070.0326.24
4.4.90.0060.0144.78
4.4.80.0040.0134.75
4.4.70.0020.0164.75
4.4.60.0020.0204.76
4.4.50.0040.0164.77
4.4.40.0020.0254.71
4.4.30.0020.0164.76
4.4.20.0040.0164.84
4.4.10.0050.0134.85
4.4.00.0020.0294.76
4.3.110.0030.0164.67
4.3.100.0010.0164.66
4.3.90.0020.0174.64
4.3.80.0020.0284.58
4.3.70.0030.0164.63
4.3.60.0030.0184.63
4.3.50.0030.0254.63
4.3.40.0030.0264.54
4.3.30.0040.0143.28
4.3.20.0040.0153.26
4.3.10.0030.0143.21
4.3.00.0000.0237.91

preferences:
76.07 ms | 401 KiB | 5 Q