3v4l.org

run code in 300+ PHP versions simultaneously
<?php class MyIterator implements Iterator { private $var = array(); public function __construct($array) { if (is_array($array)) { $this->var = $array; } } public function rewind() { echo "rewinding\n"; reset($this->var); } public function current() { $var = current($this->var); echo "current: $var\n"; return $var; } public function key() { $var = key($this->var); echo "key: $var\n"; return $var; } public function next() { $var = next($this->var); echo "next: $var\n"; return $var; } public function valid() { $key = key($this->var); $var = ($key !== NULL && $key !== FALSE); var_dump($var); echo "valid: $var\n"; return $var; } } $values = array(1,2,3); $it = new MyIterator($values); foreach ($it as $a => $b) { print "$a: $b\n"; } var_dump($it->valid()); ?>

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)
8.3.60.0090.00616.75
8.3.50.0100.01022.13
8.3.40.0150.00818.83
8.3.30.0090.00619.07
8.3.20.0050.00320.29
8.3.10.0080.00023.52
8.3.00.0060.00319.00
8.2.180.0090.00618.24
8.2.170.0030.01222.96
8.2.160.0110.00420.57
8.2.150.0030.00624.18
8.2.140.0000.01124.66
8.2.130.0150.00326.16
8.2.120.0070.00322.25
8.2.110.0070.00322.29
8.2.100.0000.01119.58
8.2.90.0040.00419.05
8.2.80.0060.00318.04
8.2.70.0000.01017.50
8.2.60.0000.00818.16
8.2.50.0060.00318.07
8.2.40.0050.00318.09
8.2.30.0000.00818.02
8.2.20.0040.00417.64
8.2.10.0040.00417.77
8.2.00.0040.00417.74
8.1.280.0040.01425.92
8.1.270.0080.00023.98
8.1.260.0120.00326.35
8.1.250.0070.00028.09
8.1.240.0090.00024.01
8.1.230.0100.00418.95
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0090.00017.35
8.1.190.0000.00817.63
8.1.180.0000.00818.10
8.1.170.0050.00318.59
8.1.160.0000.00822.07
8.1.150.0050.00318.57
8.1.140.0040.00417.46
8.1.130.0000.00717.80
8.1.120.0040.00417.44
8.1.110.0000.00717.51
8.1.100.0040.00417.46
8.1.90.0050.00217.50
8.1.80.0030.00517.43
8.1.70.0030.00317.39
8.1.60.0000.00817.63
8.1.50.0060.00317.54
8.1.40.0040.00417.47
8.1.30.0000.00817.66
8.1.20.0030.00617.61
8.1.10.0040.00417.48
8.1.00.0030.00917.53
8.0.300.0000.00718.77
8.0.290.0040.00417.18
8.0.280.0070.00018.45
8.0.270.0040.00417.18
8.0.260.0030.00316.90
8.0.250.0000.00916.98
8.0.240.0080.00016.88
8.0.230.0050.00316.99
8.0.220.0030.00316.93
8.0.210.0000.00716.90
8.0.200.0030.00316.86
8.0.190.0050.00316.87
8.0.180.0000.01016.94
8.0.170.0090.00016.93
8.0.160.0020.00516.87
8.0.150.0030.00516.86
8.0.140.0000.00816.82
8.0.130.0050.00013.35
8.0.120.0040.00416.91
8.0.110.0040.00416.83
8.0.100.0040.00416.79
8.0.90.0030.00516.95
8.0.80.0040.01116.97
8.0.70.0080.00016.93
8.0.60.0060.00316.80
8.0.50.0030.00516.87
8.0.30.0090.01417.29
8.0.20.0160.00617.40
8.0.10.0020.00516.90
8.0.00.0110.00716.94
7.4.330.0050.00015.09
7.4.320.0070.00016.58
7.4.300.0060.00016.51
7.4.290.0040.00416.53
7.4.280.0030.00616.63
7.4.270.0000.00716.42
7.4.260.0000.00716.63
7.4.250.0070.00016.58
7.4.240.0030.00316.61
7.4.230.0030.00316.63
7.4.220.0030.01416.64
7.4.210.0080.01016.59
7.4.200.0000.00716.42
7.4.190.0040.00416.51
7.4.160.0100.00716.59
7.4.150.0090.00917.40
7.4.140.0100.00917.86
7.4.130.0100.00716.54
7.4.120.0080.01116.57
7.4.110.0060.01116.39
7.4.100.0180.00416.35
7.4.90.0030.01416.63
7.4.80.0170.00319.39
7.4.70.0100.00616.37
7.4.60.0100.01016.49
7.4.50.0050.00016.44
7.4.40.0040.01422.77
7.4.30.0070.00716.48
7.4.00.0060.00814.90
7.3.330.0000.00513.20
7.3.320.0030.00313.23
7.3.310.0000.00716.36
7.3.300.0070.00016.27
7.3.290.0100.01016.34
7.3.280.0090.00816.38
7.3.270.0070.01117.40
7.3.260.0090.00916.44
7.3.250.0070.01216.41
7.3.240.0040.01216.59
7.3.230.0160.00816.52
7.3.210.0200.00416.75
7.3.200.0070.01019.39
7.3.190.0140.00316.63
7.3.180.0110.00516.66
7.3.170.0120.00916.54
7.3.160.0090.00616.38
7.3.120.0000.00714.84
7.2.330.0070.01016.77
7.2.320.0140.00416.68
7.2.310.0140.00316.82
7.2.300.0100.00716.74
7.2.290.0050.01116.76
7.2.60.0040.01116.77
7.2.00.0090.00919.34
7.1.200.0030.00915.63
7.1.100.0000.01518.28
7.1.70.0000.00816.87
7.1.60.0070.01719.29
7.1.50.0140.00717.04
7.1.00.0000.08022.31
7.0.200.0070.00316.70
7.0.140.0100.07022.09
7.0.60.0130.06020.09
7.0.50.0000.08717.88
7.0.40.0070.08720.26
7.0.30.0230.05020.24
7.0.20.0230.04720.06
7.0.10.0270.05720.23
7.0.00.0100.07320.16
5.6.280.0000.07720.93
5.6.210.0070.07720.48
5.6.200.0030.04718.19
5.6.190.0070.04020.48
5.6.180.0100.08020.33
5.6.170.0130.05020.47
5.6.160.0000.04720.41
5.6.150.0100.07718.14
5.6.140.0100.03318.15
5.6.130.0070.08018.18
5.6.120.0130.07720.98
5.6.110.0070.08320.97
5.6.100.0200.06321.00
5.6.90.0070.08720.98
5.6.80.0070.08320.39
5.5.350.0000.08020.42
5.5.340.0000.05317.93
5.5.330.0030.04320.33
5.5.320.0030.08020.24
5.5.310.0170.04020.27
5.5.300.0030.04717.98
5.5.290.0070.08018.08
5.5.280.0100.07320.88
5.5.270.0170.07720.99
5.5.260.0100.08020.90
5.5.250.0030.08320.65
5.5.240.0030.04020.17
5.4.450.0700.03719.53
5.4.440.0830.05019.21
5.4.430.0670.05019.64
5.4.420.0730.06019.51
5.4.410.0270.05319.30
5.4.400.0600.06019.27
5.4.390.0630.05019.12
5.4.380.0200.05318.77
5.4.370.0230.05018.63
5.4.360.0130.05718.62
5.4.350.0200.05318.79
5.4.340.0130.06018.57
5.4.320.0100.03612.51
5.4.310.0060.03812.51
5.4.300.0040.04212.51
5.4.290.0060.05412.50
5.4.280.0060.04212.41
5.4.270.0070.04312.40
5.4.260.0070.04712.40
5.4.250.0110.04112.40
5.4.240.0070.04912.40
5.4.230.0080.04112.39
5.4.220.0040.04512.39
5.4.210.0090.03712.39
5.4.200.0050.03912.40
5.4.190.0160.05012.39
5.4.180.0150.04412.39
5.4.170.0390.11212.40
5.4.160.0130.04712.39
5.4.150.0170.04412.39
5.4.140.0190.04012.07
5.4.130.0180.04112.06
5.4.120.0150.04312.01
5.4.110.0210.06912.01
5.4.100.0150.04712.01
5.4.90.0120.04612.02
5.4.80.0160.04112.01
5.4.70.0140.04312.01
5.4.60.0170.04612.01
5.4.50.0150.04412.01
5.4.40.0130.04412.00
5.4.30.0150.04311.99
5.4.20.0140.04311.99
5.4.10.0160.04412.00
5.4.00.0150.04211.48
5.3.290.0060.05312.80
5.3.280.0070.03812.71
5.3.270.0180.04412.72
5.3.260.0140.04912.72
5.3.250.0210.04112.72
5.3.240.0160.04412.71
5.3.230.0190.04212.71
5.3.220.0200.04112.68
5.3.210.0140.05012.68
5.3.200.0270.06712.68
5.3.190.0200.04212.68
5.3.180.0140.04812.67
5.3.170.0330.06412.67
5.3.160.0200.04512.68
5.3.150.0180.04712.68
5.3.140.0350.06312.66
5.3.130.0160.04912.65
5.3.120.0220.05012.66
5.3.110.0150.04712.66
5.3.100.0170.04512.13
5.3.90.0200.04212.11
5.3.80.0160.04512.11
5.3.70.0140.04612.10
5.3.60.0130.04612.09
5.3.50.0170.04312.04
5.3.40.0110.05212.04
5.3.30.0320.05712.01
5.3.20.0130.04411.78
5.3.10.0120.04511.74
5.3.00.0150.04911.72
5.2.170.0210.0579.23
5.2.160.0100.0379.23
5.2.150.0130.0349.23
5.2.140.0090.0399.23
5.2.130.0080.0389.18
5.2.120.0100.0379.18
5.2.110.0130.0359.20
5.2.100.0140.0359.19
5.2.90.0160.0309.20
5.2.80.0150.0619.18
5.2.70.0080.0389.19
5.2.60.0090.0379.14
5.2.50.0140.0349.11
5.2.40.0110.0369.09
5.2.30.0120.0349.06
5.2.20.0180.0599.05
5.2.10.0110.0388.95
5.2.00.0120.0348.81
5.1.60.0100.0308.10
5.1.50.0110.0308.10
5.1.40.0130.0268.08
5.1.30.0130.0308.43
5.1.20.0150.0288.45
5.1.10.0120.0308.18
5.1.00.0090.0338.17
5.0.50.0120.0226.66
5.0.40.0080.0246.51
5.0.30.0090.0366.33
5.0.20.0090.0266.30
5.0.10.0100.0226.27
5.0.00.0110.0356.27
4.4.90.0060.0214.78
4.4.80.0040.0214.75
4.4.70.0060.0194.76
4.4.60.0110.0144.76
4.4.50.0140.0144.77
4.4.40.0120.0264.71
4.4.30.0090.0184.76
4.4.20.0060.0204.85
4.4.10.0160.0404.85
4.4.00.0100.0304.75
4.3.110.0080.0194.67
4.3.100.0080.0184.66
4.3.90.0090.0164.63
4.3.80.0050.0304.58
4.3.70.0090.0184.63
4.3.60.0070.0184.63
4.3.50.0090.0174.63
4.3.40.0060.0284.54
4.3.30.0060.0183.29
4.3.20.0050.0193.29
4.3.10.0070.0173.25
4.3.00.0200.02015.63

preferences:
34.56 ms | 401 KiB | 5 Q