3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array(1, array(2,3, array("a","b","c"))); $output = iterator_to_array(new RecursiveIteratorIterator( new RecursiveArrayIterator($array)), TRUE); print_r($output); /** Array ( [0] => 1 [1] => 2 [2] => 3 [3] => a [4] => b [5] => c )

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)
8.3.60.0140.00018.68
8.3.50.0080.01221.88
8.3.40.0120.00318.67
8.3.30.0080.00619.09
8.3.20.0050.00220.34
8.3.10.0060.00320.66
8.3.00.0040.00419.38
8.2.180.0040.01116.38
8.2.170.0090.00622.96
8.2.160.0150.00620.25
8.2.150.0070.00024.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0070.00022.05
8.2.110.0080.00320.38
8.2.100.0080.00317.91
8.2.90.0000.00819.13
8.2.80.0030.00617.97
8.2.70.0000.00817.38
8.2.60.0030.00617.91
8.2.50.0040.00418.07
8.2.40.0000.00818.16
8.2.30.0060.00317.95
8.2.20.0050.00217.48
8.2.10.0000.00817.96
8.2.00.0060.00317.59
8.1.280.0050.01025.92
8.1.270.0030.00622.01
8.1.260.0030.00526.35
8.1.250.0040.00428.09
8.1.240.0080.00023.93
8.1.230.0080.00319.00
8.1.220.0000.00917.74
8.1.210.0040.00418.77
8.1.200.0030.00617.10
8.1.190.0060.00317.11
8.1.180.0040.00418.10
8.1.170.0060.00318.65
8.1.160.0040.00421.94
8.1.150.0040.00418.68
8.1.140.0070.00017.28
8.1.130.0070.00017.80
8.1.120.0000.00717.32
8.1.110.0000.00717.21
8.1.100.0000.00717.20
8.1.90.0040.00417.24
8.1.80.0070.00017.25
8.1.70.0040.00417.16
8.1.60.0030.00617.50
8.1.50.0040.00417.37
8.1.40.0050.00217.31
8.1.30.0000.00817.36
8.1.20.0000.00817.43
8.1.10.0000.00817.44
8.1.00.0040.00417.36
8.0.300.0050.00318.77
8.0.290.0040.00416.75
8.0.280.0000.00718.42
8.0.270.0030.00317.17
8.0.260.0080.00017.18
8.0.250.0030.00316.80
8.0.240.0000.00716.92
8.0.230.0080.00016.95
8.0.220.0000.00716.88
8.0.210.0000.00716.85
8.0.200.0000.00616.81
8.0.190.0050.00216.79
8.0.180.0070.00016.91
8.0.170.0080.00016.92
8.0.160.0030.00316.84
8.0.150.0030.00516.81
8.0.140.0030.00516.79
8.0.130.0000.00513.40
8.0.120.0040.00416.84
8.0.110.0000.00716.91
8.0.100.0050.00316.81
8.0.90.0080.00016.72
8.0.80.0060.00916.82
8.0.70.0040.00416.73
8.0.60.0040.00416.88
8.0.50.0030.00516.86
8.0.30.0130.00516.89
8.0.20.0110.00817.40
8.0.10.0040.00416.81
8.0.00.0110.01516.63
7.4.330.0000.00515.07
7.4.320.0030.00316.58
7.4.300.0030.00316.54
7.4.290.0000.00716.43
7.4.280.0040.00416.41
7.4.270.0000.00716.46
7.4.260.0000.00916.46
7.4.250.0030.00516.42
7.4.240.0040.00416.44
7.4.230.0030.00316.55
7.4.220.0070.01016.47
7.4.210.0090.00916.46
7.4.200.0000.00716.33
7.4.160.0100.00616.53
7.4.150.0100.01017.40
7.4.140.0140.00317.86
7.4.130.0110.00616.46
7.4.120.0040.01216.40
7.4.110.0080.00816.49
7.4.100.0070.01616.48
7.4.90.0040.01316.32
7.4.80.0140.00419.39
7.4.70.0030.01316.44
7.4.60.0050.01116.50
7.4.50.0050.00316.42
7.4.40.0120.00316.33
7.4.30.0130.00316.46
7.4.00.0100.00714.41
7.3.330.0000.00513.16
7.3.320.0000.00513.12
7.3.310.0000.00616.29
7.3.300.0040.00416.21
7.3.290.0080.00516.16
7.3.280.0070.00916.22
7.3.270.0120.01217.40
7.3.260.0160.01616.29
7.3.250.0080.00916.24
7.3.240.0090.01116.23
7.3.230.0060.01216.39
7.3.210.0130.00316.21
7.3.200.0060.01019.39
7.3.190.0140.00316.21
7.3.180.0100.00616.13
7.3.170.0120.00616.30
7.3.160.0140.00316.21
7.3.10.0070.01016.16
7.3.00.0120.00615.93
7.2.330.0150.00316.59
7.2.320.0030.01416.47
7.2.310.0050.01116.39
7.2.300.0140.00316.60
7.2.290.0110.00616.66
7.2.130.0100.01016.50
7.2.120.0120.01216.34
7.2.110.0060.00916.34
7.2.100.0070.00716.14
7.2.90.0030.00916.47
7.2.80.0120.01216.62
7.2.70.0040.01216.68
7.2.60.0120.00516.56
7.2.50.0070.01016.36
7.2.40.0080.00816.45
7.2.30.0030.01416.11
7.2.20.0100.00616.64
7.2.10.0080.00816.28
7.2.00.0050.00718.10
7.1.250.0170.00415.21
7.1.200.0040.01115.75
7.1.100.0000.01218.21
7.1.70.0040.00416.93
7.1.60.0110.01419.32
7.1.50.0040.02217.04
7.1.00.0000.08022.35
7.0.200.0000.01016.57
7.0.140.0070.07021.92
7.0.60.0100.07719.95
7.0.50.0000.04717.73
7.0.40.0070.08720.05
7.0.30.0400.05320.13
7.0.20.0230.04720.15
7.0.10.0130.08020.19
7.0.00.0130.08020.09
5.6.280.0030.07321.07
5.6.210.0100.08320.47
5.6.200.0000.04318.29
5.6.190.0070.04020.55
5.6.180.0230.04320.42
5.6.170.0200.04320.56
5.6.160.0070.08020.51
5.6.150.0100.04318.20
5.6.140.0070.04718.12
5.6.130.0070.09018.14
5.6.120.0130.07721.14
5.6.110.0070.08721.11
5.6.100.0070.05721.13
5.6.90.0100.07020.97
5.6.80.0000.04320.28
5.5.350.0000.03320.29
5.5.340.0100.07717.96
5.5.330.0070.04320.27
5.5.320.0030.08320.30
5.5.310.0400.05020.26
5.5.300.0000.04718.05
5.5.290.0100.07717.98
5.5.280.0070.08020.87
5.5.270.0000.04720.85
5.5.260.0100.08720.75
5.5.250.0100.07720.61
5.5.240.0130.07020.14
5.4.450.0230.05319.48
5.4.440.0500.06319.52
5.4.430.0200.04019.41
5.4.420.0670.00019.52
5.4.410.0630.00019.30
5.4.400.0600.00019.23
5.4.390.0630.00019.09
5.4.380.0630.00019.05
5.4.370.0670.00019.06
5.4.360.0830.00019.22
5.4.350.0870.00019.13
5.4.340.0630.00018.99
5.4.320.0070.03512.48
5.4.310.0060.03712.49
5.4.300.0050.03912.49
5.4.290.0050.03912.48
5.4.280.0060.03512.38
5.4.270.0070.04312.38
5.4.260.0080.03512.38
5.4.250.0050.03812.38
5.4.240.0090.03312.38
5.4.230.0060.03812.38
5.4.220.0050.03712.38
5.4.210.0050.03612.38
5.4.200.0070.03612.37
5.4.190.0040.03812.37
5.4.180.0040.03812.37
5.4.170.0060.03612.38
5.4.160.0070.04112.38
5.4.150.0060.04012.37
5.4.140.0070.03512.05
5.4.130.0060.03512.05
5.4.120.0050.03612.00
5.4.110.0080.03312.00
5.4.100.0060.03512.00
5.4.90.0050.03712.00
5.4.80.0030.04812.00
5.4.70.0080.03212.00
5.4.60.0040.03611.99
5.4.50.0060.03412.00
5.4.40.0080.03211.98
5.4.30.0050.03711.98
5.4.20.0050.03611.98
5.4.10.0030.03711.98
5.4.00.0050.03611.47
5.3.290.0030.04312.80
5.3.280.0080.03512.71
5.3.270.0070.03812.73
5.3.260.0060.04012.72
5.3.250.0030.04012.72
5.3.240.0090.03412.72
5.3.230.0040.05112.70
5.3.220.0050.04612.68
5.3.210.0060.04912.68
5.3.200.0100.04212.68
5.3.190.0090.04412.68
5.3.180.0060.03812.67
5.3.170.0060.04012.67
5.3.160.0070.04612.67
5.3.150.0070.04012.68
5.3.140.0060.03612.66
5.3.130.0050.04012.66
5.3.120.0050.03912.66
5.3.110.0080.03912.66
5.3.100.0070.03912.11
5.3.90.0050.03712.09
5.3.80.0070.03612.08
5.3.70.0090.03512.08
5.3.60.0060.05112.07
5.3.50.0060.03912.02
5.3.40.0050.03812.01
5.3.30.0090.03311.97
5.3.20.0040.03811.75
5.3.10.0090.03611.71
5.3.00.0090.03411.70
5.2.170.0020.0369.18
5.2.160.0070.0279.18
5.2.150.0040.0319.18
5.2.140.0030.0389.18
5.2.130.0030.0319.14
5.2.120.0110.0309.14
5.2.110.0070.0309.14
5.2.100.0070.0329.14
5.2.90.0060.0289.16
5.2.80.0060.0289.16
5.2.70.0070.0289.16
5.2.60.0080.0379.12
5.2.50.0090.0309.08
5.2.40.0050.0289.06
5.2.30.0040.0369.04
5.2.20.0050.0309.02
5.2.10.0050.0338.94
5.2.00.0090.0298.79
5.1.60.0050.0268.07
5.1.50.0030.0268.06
5.1.40.0070.0258.04
5.1.30.0030.0278.39
5.1.20.0050.0308.42
5.1.10.0060.0298.14
5.1.00.0060.0288.14
5.0.50.0040.0206.62
5.0.40.0050.0196.48
5.0.30.0050.0316.29
5.0.20.0030.0206.27
5.0.10.0020.0216.24
5.0.00.0040.0306.23
4.4.90.0020.0164.78
4.4.80.0020.0154.75
4.4.70.0020.0164.75
4.4.60.0010.0174.75
4.4.50.0040.0144.77
4.4.40.0020.0264.71
4.4.30.0020.0154.76
4.4.20.0020.0164.85
4.4.10.0010.0174.85
4.4.00.0030.0304.76
4.3.110.0040.0204.67
4.3.100.0040.0174.67
4.3.90.0030.0144.63
4.3.80.0030.0284.59
4.3.70.0040.0194.63
4.3.60.0040.0174.63
4.3.50.0020.0154.63
4.3.40.0020.0304.54
4.3.30.0020.0163.28
4.3.20.0060.0113.26
4.3.10.0030.0143.22
4.3.00.0000.01313.59

preferences:
40.71 ms | 401 KiB | 5 Q