3v4l.org

run code in 300+ PHP versions simultaneously
<?php class MyIterator implements Iterator { public $var = array(1,2,3); public function __construct($array) { $var = array(1,2,3); if (is_array($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); echo "valid: $var\n"; return $var; } } class MyCollection implements IteratorAggregate { private $count = 0; /* public function __construct($array) { $var = array(1,2,3); if (is_array($array)) { $this->var = $array; } } */ // Required definition of interface IteratorAggregate public function getIterator() { return new MyIterator($this->var); } public function add($value) { $this->var[$this->count++] = $value; } } /*$values = array('value 1','value 2','value 3');*/ $coll = new Mycollection(); $coll->add('value 1'); $coll->add('value 2'); $coll->add('value 3'); foreach ($coll as $key => $val) { echo "key/value: [$key -> $val]\n\n"; } ?>

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)
8.3.60.0120.00318.68
8.3.50.0060.01121.27
8.3.40.0040.01118.98
8.3.30.0110.00420.21
8.3.20.0020.00520.34
8.3.10.0080.00022.09
8.3.00.0040.00422.38
8.2.180.0100.01017.00
8.2.170.0080.00622.96
8.2.160.0130.00321.86
8.2.150.0000.00724.18
8.2.140.0030.00524.66
8.2.130.0050.00326.16
8.2.120.0040.00420.87
8.2.110.0000.01019.39
8.2.100.0130.00017.97
8.2.90.0000.00819.27
8.2.80.0080.00019.27
8.2.70.0060.00317.61
8.2.60.0000.00917.93
8.2.50.0030.00618.07
8.2.40.0080.00020.01
8.2.30.0040.00419.42
8.2.20.0080.00017.85
8.2.10.0000.00817.83
8.2.00.0040.00417.69
8.1.280.0070.01125.92
8.1.270.0050.00323.99
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0060.00322.36
8.1.230.0000.01120.89
8.1.220.0080.00018.77
8.1.210.0040.00418.97
8.1.200.0100.00017.47
8.1.190.0000.00817.52
8.1.180.0050.00318.10
8.1.170.0050.00318.59
8.1.160.0040.00818.79
8.1.150.0040.00418.66
8.1.140.0040.00417.47
8.1.130.0000.00717.81
8.1.120.0070.00017.50
8.1.110.0040.00417.40
8.1.100.0030.00517.50
8.1.90.0040.00417.55
8.1.80.0000.00717.45
8.1.70.0070.00017.41
8.1.60.0070.00417.61
8.1.50.0000.00817.56
8.1.40.0000.00717.58
8.1.30.0060.00317.68
8.1.20.0000.00817.59
8.1.10.0030.00617.49
8.1.00.0000.00817.46
8.0.300.0020.00519.94
8.0.290.0040.00417.18
8.0.280.0030.00318.46
8.0.270.0000.00817.20
8.0.260.0000.00616.76
8.0.250.0000.00716.86
8.0.240.0040.00416.90
8.0.230.0000.00816.88
8.0.220.0050.00216.89
8.0.210.0000.00716.91
8.0.200.0000.00717.02
8.0.190.0000.00716.82
8.0.180.0000.00716.96
8.0.170.0070.00016.90
8.0.160.0070.00016.93
8.0.150.0000.00716.82
8.0.140.0040.00416.89
8.0.130.0060.00013.36
8.0.120.0000.00716.79
8.0.110.0000.00716.93
8.0.100.0040.00416.79
8.0.90.0040.00416.92
8.0.80.0060.01016.97
8.0.70.0000.00716.77
8.0.60.0050.00316.91
8.0.50.0040.00416.77
8.0.30.0100.01217.13
8.0.20.0090.01017.40
8.0.10.0000.00716.88
8.0.00.0110.01116.88
7.4.330.0030.00316.89
7.4.320.0000.00716.66
7.4.300.0030.00316.39
7.4.290.0070.00016.63
7.4.280.0070.00316.63
7.4.270.0000.00716.63
7.4.260.0030.00313.32
7.4.250.0050.00216.44
7.4.240.0000.00816.54
7.4.230.0040.00416.52
7.4.220.0090.00916.49
7.4.210.0070.00916.58
7.4.200.0040.00316.65
7.4.190.0000.00716.59
7.4.160.0080.00816.69
7.4.150.0110.00617.40
7.4.140.0070.01117.86
7.4.130.0090.00916.61
7.4.120.0060.01216.55
7.4.110.0070.01016.49
7.4.100.0100.00716.65
7.4.90.0090.01216.52
7.4.80.0130.00619.39
7.4.70.0080.00816.50
7.4.60.0030.01316.35
7.4.50.0040.00416.48
7.4.40.0070.00722.77
7.4.30.0130.00316.43
7.4.00.0110.00714.79
7.3.330.0000.00513.24
7.3.320.0030.00313.24
7.3.310.0000.00716.23
7.3.300.0030.00316.38
7.3.290.0080.00616.37
7.3.280.0070.01116.38
7.3.270.0170.00017.40
7.3.260.0060.01216.60
7.3.250.0050.01316.58
7.3.240.0120.00416.58
7.3.230.0070.01016.51
7.3.210.0100.00616.27
7.3.200.0040.01319.39
7.3.190.0090.01516.54
7.3.180.0060.01616.51
7.3.170.0100.01116.37
7.3.160.0100.00616.48
7.3.120.0100.00314.72
7.2.330.0110.00716.87
7.2.320.0070.01016.84
7.2.310.0060.01616.66
7.2.300.0070.01016.43
7.2.290.0080.00816.88
7.2.00.0030.00919.25
7.1.100.0060.00618.20
7.1.70.0080.00417.09
7.1.60.0040.01119.21
7.1.50.0080.01517.05
7.1.00.0100.05722.43
7.0.200.0190.00814.94
7.0.140.0070.07322.21
7.0.90.0530.08719.95
7.0.80.0230.05320.03
7.0.70.0570.08019.86
7.0.60.0500.05719.95
7.0.50.0530.07720.34
7.0.40.0130.06020.13
7.0.30.0070.05020.09
7.0.20.0100.07720.04
7.0.10.0030.09020.17
7.0.00.0000.05320.12
5.6.280.0070.07321.13
5.6.230.0000.04720.65
5.6.220.0130.08020.59
5.6.210.0170.07020.63
5.6.200.0070.08020.96
5.6.190.0100.04021.18
5.6.180.0100.08321.15
5.6.170.0100.08321.06
5.6.160.0130.06320.97
5.6.150.0070.09021.12
5.6.140.0100.06021.14
5.6.130.0070.04320.95
5.6.120.0070.05721.09
5.6.110.0100.04321.04
5.6.100.0100.04721.06
5.6.90.0170.08021.04
5.6.80.0100.05720.40
5.6.70.0130.07720.45
5.6.60.0100.04720.47
5.6.50.0070.07720.33
5.6.40.0070.09020.41
5.6.30.0070.05720.48
5.6.20.0170.05720.39
5.6.10.0070.07020.30
5.6.00.0130.07320.32
5.5.370.0130.04720.56
5.5.360.0100.08020.46
5.5.350.0100.07720.39
5.5.340.0030.08020.92
5.5.330.0070.08320.77
5.5.320.0100.05720.92
5.5.310.0030.07020.92
5.5.300.0100.07320.77
5.5.290.0030.05320.92
5.5.280.0130.05320.85
5.5.270.0000.10320.63
5.5.260.0100.08320.77
5.5.250.0130.05320.70
5.5.240.0030.05720.23
5.5.230.0000.06720.31
5.5.220.0130.08020.18
5.5.210.0100.04320.04
5.5.200.0070.07720.17
5.5.190.0100.04320.23
5.5.180.0030.08020.10
5.5.160.0170.06720.23
5.5.150.0030.08320.26
5.5.140.0170.07020.25
5.5.130.0130.04320.19
5.5.120.0200.06320.29
5.5.110.0170.06020.13
5.5.100.0130.04720.15
5.5.90.0100.07320.14
5.5.80.0070.07720.09
5.5.70.0100.08020.05
5.5.60.0130.07020.16
5.5.50.0130.06320.11
5.5.40.0130.07720.09
5.5.30.0100.06020.04
5.5.20.0170.07020.16
5.5.10.0000.07320.05
5.5.00.0130.06720.02
5.4.450.0100.04019.17
5.4.440.0130.07719.48
5.4.430.0100.05319.36
5.4.420.0100.07319.45
5.4.410.0100.07719.29
5.4.400.0030.04719.04
5.4.390.0170.07319.05
5.4.380.0030.07319.13
5.4.370.0100.05019.03
5.4.360.0030.07319.09
5.4.350.0170.07019.05
5.4.340.0100.05319.03
5.4.320.0030.07018.85
5.4.310.0030.04719.05
5.4.300.0170.06019.05
5.4.290.0070.07319.21
5.4.280.0130.07318.91
5.4.270.0030.08319.04
5.4.260.0100.06019.09
5.4.250.0170.06018.90
5.4.240.0100.07319.15
5.4.230.0100.05018.89
5.4.220.0130.06718.87
5.4.210.0070.04319.15
5.4.200.0170.07018.81
5.4.190.0000.08019.08
5.4.180.0030.06319.12
5.4.170.0000.08719.15
5.4.160.0100.07319.14
5.4.150.0030.06019.19
5.4.140.0030.07718.16
5.4.130.0100.04318.16
5.4.120.0070.07018.16
5.4.110.0170.05718.16
5.4.100.0030.07318.16
5.4.90.0070.07318.16
5.4.80.0100.06718.16
5.4.70.0070.03718.16
5.4.60.0070.07318.16
5.4.50.0100.07018.16
5.4.40.0070.07018.16
5.4.30.0030.07718.16
5.4.20.0200.05718.16
5.4.10.0000.06318.16
5.4.00.0100.06318.16
5.3.290.0070.05718.16
5.3.280.0100.04718.16
5.3.270.0070.07718.16
5.3.260.0100.07018.16
5.3.250.0070.07318.16
5.3.240.0170.06718.16
5.3.230.0000.05018.16
5.3.220.0030.07718.16
5.3.210.0130.07318.16
5.3.200.0100.07018.16
5.3.190.0100.03718.16
5.3.180.0070.07718.16
5.3.170.0100.05018.16
5.3.160.0070.05018.16
5.3.150.0130.07318.16
5.3.140.0100.07718.16
5.3.130.0000.08018.16
5.3.120.0130.07018.16
5.3.110.0100.07318.16
5.3.100.0030.08018.16
5.3.90.0100.07018.16
5.3.80.0100.06718.16
5.3.70.0000.05018.16
5.3.60.0070.03718.16
5.3.50.0100.03018.16
5.3.40.0070.04318.16
5.3.30.0070.07018.16
5.3.20.0130.05718.16
5.3.10.0100.07018.16
5.3.00.0070.07718.16
5.2.170.0030.03718.16
5.2.160.0070.03718.16
5.2.150.0100.05718.16
5.2.140.0000.04718.16
5.2.130.0030.06718.16
5.2.120.0170.04318.16
5.2.110.0100.05018.16
5.2.100.0100.03318.16
5.2.90.0070.06018.16
5.2.80.0030.05718.16
5.2.70.0070.05718.16
5.2.60.0030.05018.16
5.2.50.0000.05318.16
5.2.40.0000.06018.16
5.2.30.0070.06018.16
5.2.20.0070.06318.16
5.2.10.0170.05018.16
5.2.00.0100.05318.16
5.1.60.0000.04018.16
5.1.50.0030.05718.16
5.1.40.0030.05318.16
5.1.30.0070.05318.16
5.1.20.0070.05018.16
5.1.10.0070.05018.16
5.1.00.0000.06018.16
5.0.50.0030.05018.16
5.0.40.0070.03318.16
5.0.30.0070.05318.16
5.0.20.0030.04318.16
5.0.10.0030.04318.16
5.0.00.0000.07018.16
4.4.90.0070.01718.16
4.4.80.0000.03718.16
4.4.70.0030.01718.16
4.4.60.0070.03318.16
4.4.50.0030.03718.16
4.4.40.0000.03318.16
4.4.30.0070.03318.16
4.4.20.0030.03718.16
4.4.10.0030.02718.16
4.4.00.0030.05318.16
4.3.110.0070.03318.16
4.3.100.0030.03718.16
4.3.90.0000.03718.16
4.3.80.0000.03718.16
4.3.70.0030.03318.16
4.3.60.0000.03718.16
4.3.50.0000.03318.16
4.3.40.0000.05018.16
4.3.30.0030.03318.16
4.3.20.0030.02718.16
4.3.10.0000.03718.16
4.3.00.0000.03718.16

preferences:
36.59 ms | 401 KiB | 5 Q