3v4l.org

run code in 300+ PHP versions simultaneously
<?php class NoIteratorBug implements IteratorAggregate { public function getIterator() { return new RecursiveArrayIterator([1, 2, [3, 4, [5, 6]]]); } } $iterator = new RecursiveIteratorIterator(new NoIteratorBug()); foreach ($iterator as $i) { echo $i, 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)
8.3.40.0070.00718.77
8.3.30.0110.00418.77
8.3.20.0080.00020.04
8.3.10.0030.00623.65
8.3.00.0000.00819.38
8.2.170.0110.00422.96
8.2.160.0070.00722.08
8.2.150.0040.00424.18
8.2.140.0060.00324.66
8.2.130.0000.00726.16
8.2.120.0000.00722.29
8.2.110.0000.00822.01
8.2.100.0000.01217.63
8.2.90.0030.00517.63
8.2.80.0000.00818.66
8.2.70.0000.00917.36
8.2.60.0060.00317.50
8.2.50.0030.00618.07
8.2.40.0040.00418.34
8.2.30.0000.00718.10
8.2.20.0030.00717.55
8.2.10.0040.00418.04
8.2.00.0060.00317.67
8.1.270.0030.00623.86
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0050.00523.95
8.1.230.0040.00721.02
8.1.220.0080.00017.74
8.1.210.0030.00518.77
8.1.200.0030.00617.47
8.1.190.0090.00017.35
8.1.180.0000.00918.10
8.1.170.0000.00818.46
8.1.160.0040.00422.00
8.1.150.0040.00418.80
8.1.140.0040.00417.48
8.1.130.0030.00317.33
8.1.120.0070.00017.42
8.1.110.0000.00817.33
8.1.100.0040.00417.44
8.1.90.0000.00817.34
8.1.80.0040.00417.40
8.1.70.0040.00417.33
8.1.60.0060.00317.55
8.1.50.0050.00317.50
8.1.40.0000.00817.50
8.1.30.0040.00417.59
8.1.20.0040.00417.54
8.1.10.0040.00417.60
8.1.00.0020.00517.46
8.0.300.0060.00318.77
8.0.290.0040.00416.75
8.0.280.0030.00318.43
8.0.270.0030.00317.12
8.0.260.0060.00016.81
8.0.250.0030.00316.94
8.0.240.0030.00316.84
8.0.230.0040.00416.98
8.0.220.0000.00616.88
8.0.210.0030.00416.76
8.0.200.0060.00016.86
8.0.190.0000.00816.85
8.0.180.0040.00416.83
8.0.170.0050.00316.89
8.0.160.0000.00716.76
8.0.150.0000.00716.78
8.0.140.0070.00016.83
8.0.130.0050.00013.36
8.0.120.0040.00416.81
8.0.110.0040.00416.71
8.0.100.0000.00816.68
8.0.90.0000.00716.99
8.0.80.0090.00616.84
8.0.70.0050.00316.77
8.0.60.0030.00316.66
8.0.50.0000.00816.92
8.0.30.0100.01017.26
8.0.20.0140.00817.40
8.0.10.0000.00716.97
8.0.00.0060.01316.64
7.4.330.0000.00515.00
7.4.320.0050.00216.42
7.4.300.0000.00716.53
7.4.290.0030.00316.40
7.4.280.0040.00416.59
7.4.270.0000.00716.48
7.4.260.0070.00016.38
7.4.250.0030.00516.52
7.4.240.0040.00416.51
7.4.230.0030.00316.51
7.4.220.0130.00616.59
7.4.210.0060.00616.46
7.4.200.0000.00716.32
7.4.160.0050.01116.38
7.4.150.0180.00017.40
7.4.140.0110.00917.86
7.4.130.0150.00916.44
7.4.120.0080.01116.57
7.4.110.0120.00616.45
7.4.100.0040.01316.48
7.4.90.0080.00816.51
7.4.80.0030.01419.39
7.4.70.0090.00816.46
7.4.60.0090.00916.44
7.4.50.0050.00316.23
7.4.40.0030.01816.47
7.4.30.0120.00416.27
7.4.00.0030.00914.64
7.3.330.0080.00013.27
7.3.320.0000.00613.31
7.3.310.0030.00316.35
7.3.300.0030.00316.22
7.3.290.0040.01116.30
7.3.280.0100.00916.27
7.3.270.0120.00617.40
7.3.260.0090.00916.25
7.3.240.0080.00816.38
7.3.230.0090.00916.58
7.3.210.0070.01016.70
7.3.200.0090.01319.39
7.3.190.0110.01116.57
7.3.180.0030.01316.61
7.3.170.0030.01316.52
7.3.160.0210.00016.51
7.2.330.0150.00716.67
7.2.320.0070.01116.48
7.2.310.0160.00816.73
7.2.300.0070.01316.43
7.2.290.0080.00816.79
7.2.60.0150.00017.06
7.2.50.0110.00716.86
7.1.200.0080.00815.84
7.1.70.0030.00517.21
7.1.60.0060.01819.32
7.1.50.0100.01316.80
7.1.00.0070.07322.36
7.0.200.0040.00416.63
7.0.140.0070.06721.99
7.0.60.0300.07019.74
7.0.50.0000.05317.95
7.0.40.0170.05320.40
7.0.30.0070.05020.34
7.0.20.0370.07020.15
7.0.10.0070.04320.15
7.0.00.0030.08720.30
5.6.280.0070.06721.08
5.6.210.0130.04320.65
5.6.200.0070.05018.19
5.6.190.0070.06720.67
5.6.180.0270.07320.60
5.6.170.0230.08320.51
5.6.160.0030.05320.39
5.6.150.0170.06318.17
5.6.140.0100.06318.15
5.6.130.0170.06018.23
5.6.120.0100.06720.79
5.6.110.0070.08720.98
5.6.100.0000.06321.01
5.6.90.0130.07721.11
5.6.80.0100.07720.29
5.5.350.0030.08020.43
5.5.340.0070.06017.98
5.5.330.0170.07320.57
5.5.320.0330.07320.34
5.5.310.0200.05320.50
5.5.300.0030.07018.09
5.5.290.0130.07318.07
5.5.280.0000.04720.87
5.5.270.0030.09020.74
5.5.260.0130.05320.89
5.5.250.0100.07720.68
5.5.240.0200.05320.23
5.4.450.1800.04719.57
5.4.440.1830.03319.29
5.4.430.1730.04019.45
5.4.420.1670.04319.46
5.4.410.1900.03719.14
5.4.400.1900.04019.06
5.4.390.2070.04319.24
5.4.380.2030.04019.20
5.4.370.1770.03719.23
5.4.360.1870.03719.10
5.4.350.1600.04018.85
5.4.340.1970.03718.83
5.4.320.1830.03719.13
5.4.310.1730.03718.84
5.4.300.1900.03719.12
5.4.290.2070.04319.30
5.4.280.1770.05319.01
5.4.270.1870.04019.15
5.4.260.1770.03318.99
5.4.250.2000.04719.12
5.4.240.1930.03718.94
5.4.230.1870.04319.24
5.4.220.1970.04019.20
5.4.210.1870.04719.14
5.4.200.2030.04319.07
5.4.190.2000.04719.13
5.4.180.1770.04018.93
5.4.170.0700.05718.98
5.4.160.0000.04719.12
5.4.150.0430.08719.32
5.4.140.1930.04316.50
5.4.130.1770.03316.37
5.4.120.1770.03316.66
5.4.110.1630.03316.55
5.4.100.0130.04716.46
5.4.90.0070.03716.28
5.4.80.0100.05316.45
5.4.70.1270.03716.17
5.4.60.1970.04716.52
5.4.50.1870.05016.42
5.4.40.2300.03016.30
5.4.30.1700.04016.54
5.4.20.1500.04016.16
5.4.10.0130.05716.44
5.4.00.0070.07015.79
5.3.290.1100.03714.68
5.3.280.1930.04014.55
5.3.270.2070.04714.66
5.3.260.1770.03714.58
5.3.250.1770.03714.50
5.3.240.2000.04714.52
5.3.230.1730.04014.59
5.3.220.1970.03714.48
5.3.210.1900.04714.59
5.3.200.1970.04014.54
5.3.190.1700.03714.57
5.3.180.0030.04014.57
5.3.170.0030.03714.64
5.3.160.0970.04714.48
5.3.150.1900.04314.62
5.3.140.1800.03714.45
5.3.130.2030.04714.55
5.3.120.2070.04014.62
5.3.110.1900.04314.66
5.3.100.2070.04313.96
5.3.90.2230.04014.09
5.3.80.1830.03713.92
5.3.70.1870.03313.93
5.3.60.1970.04314.10
5.3.50.0030.03314.03
5.3.40.0000.03713.95
5.3.30.0300.03713.82
5.3.20.2070.03713.69
5.3.10.1770.03013.57
5.3.00.1800.03313.79
5.2.170.1500.03011.15
5.2.160.1400.02711.23
5.2.150.1400.03011.26
5.2.140.1330.03711.06
5.2.130.1500.02311.04
5.2.120.1500.03011.19
5.2.110.1500.02311.17
5.2.100.1530.03011.03
5.2.90.1470.02311.00
5.2.80.0630.04011.17
5.2.70.0030.02711.10
5.2.60.0000.03710.97
5.2.50.0000.04310.95
5.2.40.1300.04010.93
5.2.30.1430.03010.87
5.2.20.1130.03710.94
5.2.10.1170.03010.77
5.2.00.1070.03010.81
5.1.60.1300.02710.12
5.1.50.1100.0309.98
5.1.40.1270.03010.13
5.1.30.1130.02710.24
5.1.20.1130.03310.27
5.1.10.1200.02310.20
5.1.00.1230.0239.95
5.0.50.0700.0308.63
5.0.40.0670.0338.50
5.0.30.0730.0478.31
5.0.20.0600.0208.21
5.0.10.0470.0238.23
5.0.00.0730.0378.16
4.4.90.0600.0137.85
4.4.80.0570.0107.85
4.4.70.0770.0207.85
4.4.60.0700.0237.85
4.4.50.0830.0237.85
4.4.40.0870.0307.85
4.4.30.0870.0207.85
4.4.20.0870.0277.85
4.4.10.0770.0237.85
4.4.00.0830.0407.85
4.3.110.0770.0207.85
4.3.100.0800.0277.85
4.3.90.0830.0237.85
4.3.80.0730.0277.85
4.3.70.0730.0137.85
4.3.60.0870.0177.85
4.3.50.0830.0177.85
4.3.40.0770.0277.85
4.3.30.0370.0307.85
4.3.20.0470.0277.85
4.3.10.0470.0177.85
4.3.00.0330.0207.85

preferences:
49.18 ms | 400 KiB | 5 Q