3v4l.org

run code in 300+ PHP versions simultaneously
<?php class MyIterator implements Iterator { private $var = array(1,2,3); public function __construct($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');*/ $coll = new MyIterator(); foreach ($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)
8.3.60.0060.01016.88
8.3.50.0140.00917.47
8.3.40.0060.00918.92
8.3.30.0110.00718.77
8.3.20.0040.00418.85
8.3.10.0040.00420.50
8.3.00.0030.00519.35
8.2.180.0110.01116.75
8.2.170.0040.01222.96
8.2.160.0130.00721.20
8.2.150.0110.00424.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0030.00619.23
8.2.110.0060.00319.38
8.2.100.0110.00018.03
8.2.90.0040.00417.80
8.2.80.0030.00617.97
8.2.70.0050.00317.63
8.2.60.0030.00717.68
8.2.50.0040.00418.07
8.2.40.0000.00818.16
8.2.30.0000.00917.96
8.2.20.0070.00017.62
8.2.10.0000.00817.68
8.2.00.0000.00917.71
8.1.280.0070.00725.92
8.1.270.0000.00824.66
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0060.00322.72
8.1.230.0060.00620.88
8.1.220.0030.00617.74
8.1.210.0000.00818.81
8.1.200.0040.00817.22
8.1.190.0040.00417.53
8.1.180.0000.00818.10
8.1.170.0000.00918.83
8.1.160.0060.00318.71
8.1.150.0040.00418.61
8.1.140.0040.00417.42
8.1.130.0000.00717.71
8.1.120.0070.00017.31
8.1.110.0070.00017.44
8.1.100.0000.00817.46
8.1.90.0030.00717.32
8.1.80.0070.00017.42
8.1.70.0000.00817.36
8.1.60.0050.00317.43
8.1.50.0000.00817.31
8.1.40.0000.00717.45
8.1.30.0020.00517.55
8.1.20.0030.00517.60
8.1.10.0000.00817.45
8.1.00.0040.00417.46
8.0.300.0040.00419.98
8.0.290.0000.00716.75
8.0.280.0000.00718.35
8.0.270.0030.00317.30
8.0.260.0030.00316.82
8.0.250.0000.00816.95
8.0.240.0050.00216.95
8.0.230.0000.00717.04
8.0.220.0000.00716.97
8.0.210.0040.00416.94
8.0.200.0060.00017.04
8.0.190.0040.00416.99
8.0.180.0000.00817.01
8.0.170.0000.00817.03
8.0.160.0070.00016.90
8.0.150.0090.00017.02
8.0.140.0050.00316.79
8.0.130.0000.00613.43
8.0.120.0030.00516.98
8.0.110.0040.00416.98
8.0.100.0060.00317.04
8.0.90.0050.00216.82
8.0.80.0070.01016.90
8.0.70.0040.00416.97
8.0.60.0000.00817.00
8.0.50.0000.00716.84
8.0.30.0060.01217.02
8.0.20.0050.01317.17
8.0.10.0040.00417.03
8.0.00.0120.00916.81
7.4.330.0000.00512.98
7.4.320.0060.00016.59
7.4.300.0030.00316.49
7.4.290.0060.00016.52
7.4.280.0060.00316.57
7.4.270.0000.00716.41
7.4.260.0060.00013.27
7.4.250.0060.00316.46
7.4.240.0000.00716.52
7.4.230.0000.00816.36
7.4.220.0140.01016.48
7.4.210.0100.00616.49
7.4.200.0040.00416.44
7.4.190.0000.00716.32
7.4.160.0100.00716.45
7.4.150.0070.01016.63
7.4.140.0090.01416.50
7.4.130.0100.01016.42
7.4.120.0140.00416.53
7.4.110.0030.01516.46
7.4.100.0090.00916.47
7.4.90.0110.01416.48
7.4.80.0090.00919.39
7.4.70.0080.00816.40
7.4.60.0120.00316.36
7.4.50.0060.00316.15
7.4.40.0030.00816.46
7.4.30.0070.01316.36
7.4.00.0120.00315.07
7.3.330.0030.00313.16
7.3.320.0030.00313.19
7.3.310.0080.00016.25
7.3.300.0030.00316.42
7.3.290.0030.01216.38
7.3.280.0100.00616.36
7.3.270.0170.00016.54
7.3.260.0140.00516.68
7.3.250.0140.00716.35
7.3.240.0100.00716.65
7.3.230.0090.00916.29
7.3.210.0080.00916.54
7.3.200.0090.01316.38
7.3.190.0180.00016.33
7.3.180.0030.01316.50
7.3.170.0100.00616.50
7.3.160.0120.00916.38
7.3.120.0000.01414.86
7.2.330.0120.00916.32
7.2.320.0060.01316.61
7.2.310.0070.01416.34
7.2.300.0040.01216.61
7.2.290.0100.00716.50
7.2.60.0040.00916.92
7.1.200.0040.00815.34
7.1.100.0080.00317.85
7.1.70.0030.00517.21
7.1.60.0100.01419.40
7.1.50.0200.00317.02
7.1.00.0030.07722.30
7.0.200.0200.00714.72
7.0.140.0070.06722.08
7.0.120.0070.07022.00
7.0.60.0100.06319.95
7.0.50.0130.07317.86
7.0.40.0030.05020.09
7.0.30.0170.05020.08
7.0.20.0270.06020.07
7.0.10.0330.08020.16
7.0.00.0030.05020.33
5.6.280.0030.04720.93
5.6.210.0170.07720.61
5.6.200.0030.07318.23
5.6.190.0100.03720.50
5.6.180.0330.06020.61
5.6.170.0270.07720.39
5.6.160.0070.08720.39
5.6.150.0070.04018.27
5.6.140.0070.08318.14
5.6.130.0070.05718.17
5.6.120.0100.06320.99
5.6.110.0100.08720.96
5.6.100.0130.04320.97
5.6.90.0130.03320.99
5.6.80.0100.05020.50
5.6.70.0170.05320.44
5.5.350.0430.06720.44
5.5.340.0030.03718.05
5.5.330.0130.08020.35
5.5.320.0300.07320.32
5.5.310.0370.06320.18
5.5.300.0070.08017.99
5.5.290.0000.04317.93
5.5.280.0030.05720.89
5.5.270.0170.07020.79
5.5.260.0030.05720.77
5.5.250.0070.08720.79
5.5.240.0030.03720.18
5.4.450.0300.06719.48
5.4.440.0330.06319.64
5.4.430.0170.06319.19
5.4.420.0200.03719.46
5.4.410.0170.04719.29
5.4.400.0130.04719.07
5.4.390.0170.05019.15
5.4.380.0230.06318.83
5.4.370.0330.05719.09
5.4.360.0230.05719.22
5.4.350.0200.03319.15
5.4.340.0270.07319.18
5.4.320.0200.07719.06
5.4.310.0300.06719.25
5.4.300.0300.06319.24
5.4.290.0230.04719.09
5.4.280.0300.06319.22
5.4.270.0330.05719.32
5.4.260.0200.05719.07
5.4.250.0230.06318.98
5.4.240.0130.04319.21
5.4.230.0230.07319.13
5.4.220.0230.06718.86
5.4.210.0300.04019.09
5.4.200.0200.03719.21
5.4.190.0270.06019.08
5.4.180.0130.04318.97
5.4.170.0200.03718.93
5.4.160.0270.04319.07
5.4.150.0230.06019.29
5.4.140.0170.08016.34
5.4.130.0200.04716.36
5.4.120.0300.04016.31
5.4.110.0130.04016.18
5.4.100.0170.04016.56
5.4.90.0170.04316.59
5.4.80.0330.06016.35
5.4.70.0270.07016.54
5.4.60.0170.07316.26
5.4.50.0230.06716.43
5.4.40.0300.06716.26
5.4.30.0130.04716.16
5.4.20.0270.06016.52
5.4.10.0200.04016.34
5.4.00.0230.07015.90
5.3.290.0300.06714.75
5.3.280.0230.05714.61
5.3.270.0230.03314.54
5.3.260.0270.05014.61
5.3.250.0300.04314.49
5.3.240.0170.05014.59
5.3.230.0270.07314.60
5.3.220.0230.05014.66
5.3.210.0200.04314.69
5.3.200.0300.04314.57
5.3.190.0230.07314.69
5.3.180.0300.06314.73
5.3.170.0200.03714.54
5.3.160.0370.05314.59
5.3.150.0330.05714.50
5.3.140.0230.04714.59
5.3.130.0230.05314.46
5.3.120.0200.08014.57
5.3.110.0170.04014.45
5.3.100.0270.03714.21
5.3.90.0230.06014.11
5.3.80.0270.03013.94
5.3.70.0170.04314.25
5.3.60.0270.02713.92
5.3.50.0270.06313.95
5.3.40.0170.04013.87
5.3.30.0200.07014.00
5.3.20.0200.07313.93
5.3.10.0270.07013.89
5.3.00.0200.04013.55
5.2.170.0300.05011.25
5.2.160.0200.05011.29
5.2.150.0200.03711.16
5.2.140.0230.05311.16
5.2.130.0230.05311.03
5.2.120.0200.05311.04
5.2.110.0170.04011.23
5.2.100.0200.04711.04
5.2.90.0170.05711.10
5.2.80.0230.05711.11
5.2.70.0200.03011.12
5.2.60.0200.03010.98
5.2.50.0230.03311.12
5.2.40.0230.05711.17
5.2.30.0130.04710.96
5.2.20.0130.03711.13
5.2.10.0170.02711.05
5.2.00.0130.04010.64
5.1.60.0170.0539.89
5.1.50.0170.04710.25
5.1.40.0170.05010.22
5.1.30.0170.05710.43
5.1.20.0200.05310.45
5.1.10.0130.04010.02
5.1.00.0130.03310.09
5.0.50.0070.0209.88
5.0.40.0070.0479.88
5.0.30.0200.0339.88
5.0.20.0070.0479.88
5.0.10.0100.0409.88
5.0.00.0100.0409.88
4.4.90.0170.0279.88
4.4.80.0030.0309.88
4.4.70.0070.0379.88
4.4.60.0130.0179.88
4.4.50.0170.0139.88
4.4.40.0130.0509.88
4.4.30.0100.0339.88
4.4.20.0100.0139.88
4.4.10.0100.0339.88
4.4.00.0070.0539.88
4.3.110.0030.0279.88
4.3.100.0030.0379.88
4.3.90.0030.0379.88
4.3.80.0100.0509.88
4.3.70.0030.0309.88
4.3.60.0030.0379.88
4.3.50.0070.0239.88
4.3.40.0070.0309.88
4.3.30.0030.0209.88
4.3.20.0030.0339.88
4.3.10.0030.0279.88
4.3.00.0000.0339.88

preferences:
50.68 ms | 401 KiB | 5 Q