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); echo "valid: $var\n"; return $var; } } class MyCollection implements IteratorAggregate { private $var = array(); private $count = 0; public function __construct($array) { 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'); $coll = new MyCollection($values); 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)
8.3.70.0110.01116.63
8.3.60.0070.01418.56
8.3.50.0100.01122.16
8.3.40.0150.00018.82
8.3.30.0130.00318.82
8.3.20.0070.00020.36
8.3.10.0030.00523.48
8.3.00.0050.01422.43
8.2.190.0120.00916.75
8.2.180.0120.00616.38
8.2.170.0120.00922.96
8.2.160.0100.00320.52
8.2.150.0050.00224.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0080.00019.66
8.2.110.0030.00622.17
8.2.100.0040.00817.91
8.2.90.0040.00419.25
8.2.80.0080.00017.97
8.2.70.0070.00317.63
8.2.60.0040.00418.04
8.2.50.0000.00818.07
8.2.40.0000.01018.05
8.2.30.0040.00417.99
8.2.20.0030.00517.57
8.2.10.0000.00817.65
8.2.00.0000.00717.82
8.1.280.0030.01425.92
8.1.270.0150.00023.72
8.1.260.0090.00926.35
8.1.250.0160.00328.09
8.1.240.0060.00324.02
8.1.230.0090.00318.98
8.1.220.0050.00317.78
8.1.210.0070.00318.77
8.1.200.0000.00817.13
8.1.190.0040.00417.53
8.1.180.0070.00318.10
8.1.170.0030.00518.67
8.1.160.0020.00522.02
8.1.150.0040.00418.66
8.1.140.0070.00017.47
8.1.130.0030.00317.90
8.1.120.0040.00317.52
8.1.110.0030.00517.49
8.1.100.0000.00717.46
8.1.90.0040.00417.46
8.1.80.0000.00917.41
8.1.70.0030.00317.50
8.1.60.0080.00017.48
8.1.50.0000.00817.50
8.1.40.0000.00817.59
8.1.30.0040.00417.68
8.1.20.0040.00417.66
8.1.10.0080.00017.50
8.1.00.0040.00417.44
8.0.300.0070.00018.77
8.0.290.0030.00616.93
8.0.280.0030.00318.46
8.0.270.0030.00317.21
8.0.260.0000.00816.76
8.0.250.0040.00416.98
8.0.240.0070.00016.95
8.0.230.0030.00516.93
8.0.220.0000.00716.92
8.0.210.0070.00016.80
8.0.200.0070.00016.95
8.0.190.0040.00416.93
8.0.180.0040.00416.83
8.0.170.0000.00816.86
8.0.160.0040.00416.83
8.0.150.0040.00416.86
8.0.140.0040.00416.76
8.0.130.0000.00613.38
8.0.120.0040.00416.72
8.0.110.0040.00416.90
8.0.100.0080.00016.98
8.0.90.0000.00716.89
8.0.80.0040.01816.91
8.0.70.0000.00816.71
8.0.60.0000.00716.82
8.0.50.0040.00416.88
8.0.30.0090.00916.90
8.0.20.0110.00817.41
8.0.10.0040.00417.15
8.0.00.0130.00716.80
7.4.330.0020.00215.09
7.4.320.0000.00616.42
7.4.300.0060.00016.62
7.4.290.0060.00316.60
7.4.280.0000.00716.59
7.4.270.0030.00316.53
7.4.260.0030.00316.46
7.4.250.0070.00016.38
7.4.240.0030.00416.57
7.4.230.0070.00016.69
7.4.220.0090.00616.69
7.4.210.0080.00616.62
7.4.200.0030.00316.33
7.4.190.0050.00316.71
7.4.160.0060.00916.55
7.4.150.0030.01517.40
7.4.140.0060.01417.86
7.4.130.0060.01116.58
7.4.120.0080.01416.51
7.4.110.0060.01016.63
7.4.100.0080.00816.37
7.4.90.0120.00916.57
7.4.80.0110.00716.42
7.4.70.0060.01216.67
7.4.60.0150.00316.55
7.4.50.0060.00316.70
7.4.40.0090.00622.77
7.4.30.0070.01016.39
7.4.00.0030.01014.91
7.3.330.0000.00513.23
7.3.320.0060.00013.13
7.3.310.0000.00716.38
7.3.300.0000.00716.29
7.3.290.0060.00916.42
7.3.280.0110.00816.35
7.3.270.0070.01017.40
7.3.260.0060.01216.61
7.3.250.0150.00316.55
7.3.240.0030.01416.52
7.3.230.0140.00316.60
7.3.210.0070.01016.51
7.3.200.0100.01119.39
7.3.190.0090.01216.45
7.3.180.0000.01716.62
7.3.170.0130.00416.60
7.3.160.0060.01216.52
7.3.120.0060.00914.85
7.2.330.0120.01216.71
7.2.320.0060.01216.94
7.2.310.0100.01416.72
7.2.300.0110.00616.64
7.2.290.0070.01016.62
7.2.60.0040.00817.03
7.1.200.0030.01015.89
7.1.70.0040.00417.28
7.1.60.0100.01419.32
7.1.50.0150.00616.93
7.1.00.0100.07022.30
7.0.200.0030.01616.77
7.0.140.0070.07021.97
7.0.100.0070.05019.96
7.0.90.0130.08719.93
7.0.80.0330.06719.88
7.0.70.0430.07019.96
7.0.60.0100.08019.91
7.0.50.0070.08020.23
7.0.40.0100.07020.12
7.0.30.0100.07020.13
7.0.20.0130.10720.09
7.0.10.0100.08720.06
7.0.00.0100.07720.16
5.6.250.0030.08020.64
5.6.240.0070.08020.69
5.6.230.0070.04720.64
5.6.220.0070.08720.50
5.6.210.0070.05020.51
5.6.200.0000.04721.09
5.6.190.0100.06720.95
5.6.180.0100.07721.13
5.6.170.0130.07720.96
5.6.160.0070.04720.98
5.6.150.0070.06721.05
5.6.140.0070.04721.07
5.6.130.0200.04321.10
5.6.120.0170.07721.04
5.6.110.0030.04321.07
5.6.100.0100.08020.99
5.6.90.0100.07021.01
5.6.80.0030.05020.43
5.6.70.0030.04720.46
5.6.60.0070.03720.49
5.6.50.0130.07320.43
5.6.40.0070.07320.47
5.6.30.0030.04020.44
5.6.20.0130.05320.44
5.6.10.0070.04720.47
5.6.00.0030.07320.47
5.5.380.0070.08320.43
5.5.370.0130.05020.47
5.5.360.0100.08020.38
5.5.350.0200.03720.36
5.5.340.0000.07320.82
5.5.330.0070.08320.85
5.5.320.0070.04720.88
5.5.310.0100.06720.91
5.5.300.0030.06020.92
5.5.290.0130.08020.81
5.5.280.0070.05020.81
5.5.270.0130.04320.89
5.5.260.0030.09020.89
5.5.250.0070.08320.56
5.5.240.0130.05320.01
5.5.230.0030.08020.19
5.5.220.0030.05720.16
5.5.210.0130.03020.28
5.5.200.0130.06320.01
5.5.190.0030.05320.19
5.5.180.0070.07720.20
5.5.160.0030.03720.20
5.5.150.0030.05320.09
5.5.140.0130.03020.28
5.5.130.0100.08020.09
5.5.120.0000.04020.20
5.5.110.0070.08020.13
5.5.100.0000.05720.09
5.5.90.0030.03720.11
5.5.80.0100.04320.11
5.5.70.0070.06720.16
5.5.60.0100.04720.12
5.5.50.0070.07020.16
5.5.40.0130.07320.11
5.5.30.0030.08720.10
5.5.20.0130.07720.01
5.5.10.0170.07020.00
5.5.00.0000.04720.10
5.4.450.0130.04719.50
5.4.440.0100.07319.18
5.4.430.0000.04319.48
5.4.420.0030.05019.50
5.4.410.0070.03719.05
5.4.400.0000.07019.25
5.4.390.0130.05018.84
5.4.380.0030.07319.07
5.4.370.0070.06319.18
5.4.360.0070.03319.12
5.4.350.0000.07319.03
5.4.340.0070.04019.25
5.4.320.0100.07319.18
5.4.310.0100.07319.04
5.4.300.0100.05718.89
5.4.290.0000.04019.14
5.4.280.0130.06019.09
5.4.270.0030.05719.04
5.4.260.0000.07019.20
5.4.250.0170.06718.90
5.4.240.0030.08019.03
5.4.230.0100.07719.02
5.4.220.0070.07719.13
5.4.210.0130.05718.93
5.4.200.0100.07319.20
5.4.190.0100.07319.13
5.4.180.0070.05319.09
5.4.170.0130.05018.86
5.4.160.0030.04318.88
5.4.150.0170.07019.16
5.4.140.0070.06316.43
5.4.130.0070.07316.41
5.4.120.0130.05316.20
5.4.110.0130.03316.49
5.4.100.0070.04016.45
5.4.90.0030.07016.47
5.4.80.0030.03716.48
5.4.70.0070.06316.29
5.4.60.0070.04016.39
5.4.50.0070.03716.53
5.4.40.0070.06716.50
5.4.30.0100.07016.39
5.4.20.0130.06716.33
5.4.10.0070.04016.39
5.4.00.0100.04715.67
5.3.290.0030.03714.79
5.3.280.0100.07014.67
5.3.270.0000.05314.60
5.3.260.0070.07314.69
5.3.250.0000.04714.69
5.3.240.0000.08014.62
5.3.230.0070.06314.64
5.3.220.0200.03014.58
5.3.210.0030.04014.73
5.3.200.0170.05714.59
5.3.190.0000.06014.74
5.3.180.0130.06714.71
5.3.170.0100.07314.52
5.3.160.0030.04014.63
5.3.150.0070.05014.51
5.3.140.0070.03314.63
5.3.130.0170.06014.59
5.3.120.0130.04714.68
5.3.110.0000.04014.50
5.3.100.0100.06714.18
5.3.90.0030.03314.16
5.3.80.0000.08014.16
5.3.70.0000.05314.14
5.3.60.0000.04014.14
5.3.50.0030.03714.03
5.3.40.0100.06714.02
5.3.30.0070.06713.85
5.3.20.0070.07313.73
5.3.10.0070.05313.68
5.3.00.0070.06713.59
5.2.170.0000.03011.64
5.2.160.0070.05711.64
5.2.150.0000.04311.64
5.2.140.0070.04311.64
5.2.130.0030.05011.64
5.2.120.0100.02311.64
5.2.110.0000.03711.64
5.2.100.0070.05311.64
5.2.90.0100.05311.64
5.2.80.0130.02711.64
5.2.70.0030.03711.64
5.2.60.0030.06311.64
5.2.50.0030.06311.64
5.2.40.0030.03311.64
5.2.30.0030.05011.64
5.2.20.0100.05011.64
5.2.10.0000.06711.64
5.2.00.0000.05011.64
5.1.60.0000.02711.64
5.1.50.0030.05711.64
5.1.40.0070.04011.64
5.1.30.0100.05011.64
5.1.20.0030.03011.64
5.1.10.0000.02711.64
5.1.00.0070.03311.64
5.0.50.0000.04011.64
5.0.40.0070.04311.64
5.0.30.0030.05311.64
5.0.20.0070.02711.64
5.0.10.0000.02311.64
5.0.00.0000.06311.64
4.4.90.0000.03311.64
4.4.80.0000.02011.64
4.4.70.0030.01311.64
4.4.60.0030.02311.64
4.4.50.0030.02011.64
4.4.40.0030.02711.64
4.4.30.0030.03011.64
4.4.20.0030.02311.64
4.4.10.0030.02711.64
4.4.00.0030.04311.64
4.3.110.0030.02711.64
4.3.100.0000.03711.64
4.3.90.0000.01711.64
4.3.80.0000.02711.64
4.3.70.0030.01711.64
4.3.60.0070.02311.64
4.3.50.0100.02011.64
4.3.40.0000.05011.64
4.3.30.0000.02011.64
4.3.20.0030.03711.64
4.3.10.0030.02711.64
4.3.00.0000.02711.64

preferences:
38.88 ms | 401 KiB | 5 Q