3v4l.org

run code in 300+ PHP versions simultaneously
<?php $sweet = array('a' => 'apple', 'b' => 'banana'); $fruits = array('sweet' => $sweet, 'sour' => 'lemon'); $stuff = new RecursiveIteratorIterator(new RecursiveArrayIterator($fruits, RecursiveArrayIterator::CHILD_ARRAYS_ONLY), RecursiveIteratorIterator::CHILD_FIRST); foreach ($stuff as $fruit) { echo $fruit; }

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)
8.3.40.0070.00718.84
8.3.30.0100.00319.01
8.3.20.0060.00320.34
8.3.10.0080.00020.50
8.3.00.0080.00019.50
8.2.170.0100.01022.96
8.2.160.0100.00320.37
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0070.00022.11
8.2.110.0060.00322.11
8.2.100.0070.00318.99
8.2.90.0080.00019.22
8.2.80.0080.00017.97
8.2.70.0080.00017.63
8.2.60.0090.00018.03
8.2.50.0040.00418.07
8.2.40.0080.00318.21
8.2.30.0000.00719.32
8.2.20.0040.00417.81
8.2.10.0040.00418.00
8.2.00.0040.00417.75
8.1.270.0000.00824.01
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0000.00923.91
8.1.230.0070.00419.10
8.1.220.0080.00017.74
8.1.210.0050.00318.77
8.1.200.0030.00717.22
8.1.190.0000.00917.23
8.1.180.0040.00418.10
8.1.170.0040.00418.59
8.1.160.0000.00722.02
8.1.150.0000.00818.95
8.1.140.0000.00817.47
8.1.130.0000.00717.88
8.1.120.0030.00517.52
8.1.110.0040.00417.50
8.1.100.0000.00817.50
8.1.90.0000.00717.39
8.1.80.0030.00317.50
8.1.70.0030.00317.44
8.1.60.0030.00617.59
8.1.50.0030.00517.54
8.1.40.0040.00417.48
8.1.30.0050.00317.65
8.1.20.0000.00717.64
8.1.10.0000.00717.57
8.1.00.0020.00517.55
8.0.300.0070.00018.77
8.0.290.0040.00416.75
8.0.280.0070.00018.46
8.0.270.0030.00317.14
8.0.260.0030.00317.27
8.0.250.0000.00717.03
8.0.240.0060.00317.06
8.0.230.0040.00416.99
8.0.220.0000.00716.93
8.0.210.0040.00416.95
8.0.200.0000.00817.02
8.0.190.0000.00816.95
8.0.180.0050.00217.04
8.0.170.0030.00517.01
8.0.160.0000.00716.97
8.0.150.0000.00716.82
8.0.140.0040.00416.87
8.0.130.0000.00613.43
8.0.120.0050.00316.93
8.0.110.0040.00416.86
8.0.100.0040.00416.76
8.0.90.0050.00316.89
8.0.80.0090.01216.84
8.0.70.0040.00416.83
8.0.60.0000.00717.00
8.0.50.0040.00416.78
8.0.30.0150.00317.07
8.0.20.0100.01217.40
8.0.10.0040.00417.09
8.0.00.0070.01116.88
7.4.330.0030.00315.03
7.4.320.0000.00616.57
7.4.300.0000.00616.59
7.4.290.0030.00316.55
7.4.280.0030.00616.42
7.4.270.0050.00216.45
7.4.260.0030.00316.42
7.4.250.0000.00716.60
7.4.240.0040.00316.47
7.4.230.0030.00316.71
7.4.220.0060.01216.63
7.4.210.0110.00416.71
7.4.200.0000.00716.63
7.4.160.0100.00716.36
7.4.150.0100.00717.40
7.4.140.0090.00817.86
7.4.130.0100.00616.48
7.4.120.0100.01216.69
7.4.110.0100.00716.54
7.4.100.0030.01316.50
7.4.90.0040.01516.44
7.4.80.0090.01219.39
7.4.70.0040.01316.71
7.4.60.0100.00716.28
7.4.50.0000.00816.65
7.4.40.0100.01016.73
7.4.30.0170.00016.47
7.4.00.0040.01214.77
7.3.330.0000.00613.15
7.3.320.0000.00613.18
7.3.310.0070.00016.32
7.3.300.0030.00316.25
7.3.290.0030.01116.35
7.3.280.0070.00716.37
7.3.270.0100.00717.40
7.3.260.0130.00316.68
7.3.250.0080.00816.49
7.3.240.0090.01016.48
7.3.230.0090.00916.60
7.3.210.0080.00916.31
7.3.200.0070.01119.39
7.3.190.0160.00416.38
7.3.180.0130.00316.43
7.3.170.0060.00916.31
7.3.160.0110.00416.40
7.3.10.0060.00616.55
7.3.00.0100.00316.73
7.2.330.0090.00916.62
7.2.320.0100.00716.49
7.2.310.0150.01116.71
7.2.300.0090.00916.77
7.2.290.0080.00816.46
7.2.130.0040.01116.77
7.2.120.0040.01117.10
7.2.110.0000.01816.64
7.2.100.0070.00316.95
7.2.90.0060.00317.00
7.2.80.0080.00616.71
7.2.70.0000.00917.13
7.2.60.0030.01317.02
7.2.50.0030.00617.02
7.2.40.0100.00316.84
7.2.30.0070.01016.89
7.2.20.0090.00616.66
7.2.10.0060.00616.77
7.2.00.0050.00918.10
7.1.250.0040.01115.58
7.1.100.0000.01118.26
7.1.70.0040.00417.09
7.1.60.0040.02119.12
7.1.50.0110.01116.64
7.1.00.0030.07722.45
7.0.200.0030.00616.51
7.0.140.0070.06722.16
7.0.60.0070.05719.90
7.0.50.0070.08017.81
7.0.40.0030.07719.96
7.0.30.0300.07320.01
7.0.20.0330.07720.20
7.0.10.0130.05320.20
7.0.00.0170.04020.09
5.6.280.0070.06720.99
5.6.210.0130.06720.52
5.6.200.0030.06018.21
5.6.190.0030.07720.32
5.6.180.0200.04020.61
5.6.170.0230.04720.50
5.6.160.0330.03320.71
5.6.150.0130.08018.17
5.6.140.0170.06018.07
5.6.130.0200.04018.21
5.6.120.0030.04321.03
5.6.110.0030.08020.88
5.6.100.0070.07021.00
5.6.90.0000.07320.97
5.6.80.0130.04720.39
5.6.70.4300.03320.41
5.5.350.0370.07320.33
5.5.340.0070.03317.93
5.5.330.0100.08020.22
5.5.320.0070.05720.29
5.5.310.0200.07320.29
5.5.300.0000.04317.97
5.5.290.0130.08017.95
5.5.280.0030.09020.96
5.5.270.0030.04320.79
5.5.260.0070.08320.86
5.5.250.0030.06320.68
5.5.240.0330.03020.23
5.4.450.0330.04019.45
5.4.440.0500.05019.45
5.4.430.0370.04319.45
5.4.420.0530.04719.45
5.4.410.0330.04719.45
5.4.400.0300.04719.45
5.4.390.0600.04019.45
5.4.380.0330.07318.68
5.4.370.0330.04718.73
5.4.360.0270.05718.59
5.4.350.0330.06018.72
5.4.340.0430.04318.53
5.4.320.0040.04212.46
5.4.310.0030.04212.45
5.4.300.0060.03812.45
5.4.290.0070.03812.45
5.4.280.0100.04212.35
5.4.270.0060.03812.35
5.4.260.0060.03612.35
5.4.250.0040.03912.35
5.4.240.0050.03612.35
5.4.230.0070.03612.34
5.4.220.0060.03912.34
5.4.210.0030.03912.34
5.4.200.0040.04012.34
5.4.190.0040.03712.34
5.4.180.0080.03512.34
5.4.170.0070.04812.35
5.4.160.0100.03512.34
5.4.150.0070.04012.34
5.4.140.0050.04012.03
5.4.130.0020.04012.01
5.4.120.0060.03511.97
5.4.110.0060.03411.97
5.4.100.0040.04011.97
5.4.90.0050.04211.96
5.4.80.0040.04011.97
5.4.70.0040.03811.96
5.4.60.0070.03311.96
5.4.50.0040.03711.96
5.4.40.0090.03211.95
5.4.30.0050.03911.95
5.4.20.0080.03711.95
5.4.10.0060.03411.95
5.4.00.0020.03811.44
5.3.290.0050.04312.80
5.3.280.0070.03612.70
5.3.270.0040.04212.72
5.3.260.0060.03812.72
5.3.250.0050.03812.71
5.3.240.0050.03812.72
5.3.230.0040.03812.71
5.3.220.0060.03712.68
5.3.210.0060.03812.68
5.3.200.0040.03712.68
5.3.190.0040.03912.68
5.3.180.0060.03512.67
5.3.170.0050.03712.67
5.3.160.0080.04312.67
5.3.150.0070.03612.67
5.3.140.0080.04212.66
5.3.130.0070.03712.66
5.3.120.0090.03812.66
5.3.110.0050.04112.66
5.3.100.0060.03712.11
5.3.90.0050.03612.08
5.3.80.0080.03412.08
5.3.70.0030.04012.08
5.3.60.0080.04012.07
5.3.50.0040.04612.00
5.3.40.0060.04212.00
5.3.30.0100.04311.94
5.3.20.0020.04511.72
5.3.10.0050.03411.69
5.3.00.0060.04211.68
5.2.170.0100.0309.18
5.2.160.0050.0339.18
5.2.150.0050.0329.18
5.2.140.0040.0339.18
5.2.130.0060.0309.14
5.2.120.0050.0389.14
5.2.110.0040.0399.14
5.2.100.0080.0299.14
5.2.90.0040.0319.14
5.2.80.0050.0339.14
5.2.70.0040.0339.14
5.2.60.0050.0409.09
5.2.50.0080.0279.06
5.2.40.0050.0299.04
5.2.30.0070.0329.01
5.2.20.0040.0329.00
5.2.10.0070.0308.92
5.2.00.0100.0308.78
5.1.60.0030.0268.07
5.1.50.0050.0248.06
5.1.40.0030.0258.05
5.1.30.0060.0288.39
5.1.20.0020.0318.42
5.1.10.0040.0278.14
5.1.00.0050.0288.14
5.0.50.0050.0196.62
5.0.40.0040.0196.48
5.0.30.0060.0286.29
5.0.20.0060.0216.27
5.0.10.0020.0226.24
5.0.00.0040.0306.23
4.4.90.0020.0174.78
4.4.80.0050.0234.76
4.4.70.0050.0204.75
4.4.60.0050.0164.75
4.4.50.0030.0164.77
4.4.40.0040.0274.71
4.4.30.0030.0174.76
4.4.20.0040.0204.84
4.4.10.0030.0154.85
4.4.00.0030.0264.76
4.3.110.0010.0174.67
4.3.100.0040.0144.66
4.3.90.0040.0174.64
4.3.80.0040.0244.58
4.3.70.0040.0204.63
4.3.60.0020.0174.63
4.3.50.0020.0184.63
4.3.40.0030.0254.54
4.3.30.0070.0183.29
4.3.20.0020.0213.27
4.3.10.0020.0193.23
4.3.00.0030.01719.45

preferences:
75.07 ms | 400 KiB | 5 Q