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; } } $values = array(1,2,3); $it = new MyIterator($values); foreach ($it as $a => $b) { print "$a: $b\n"; } var_dump(MyIterator::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)
8.3.40.0070.00718.81
8.3.30.0040.01218.88
8.3.20.0050.00318.90
8.3.10.0040.00420.74
8.3.00.0050.00319.38
8.2.170.0100.00722.96
8.2.160.0180.00421.16
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0030.00620.75
8.2.110.0060.00320.54
8.2.100.0070.00717.91
8.2.90.0050.00519.30
8.2.80.0040.00419.41
8.2.70.0040.00417.48
8.2.60.0000.00818.04
8.2.50.0080.00018.07
8.2.40.0030.00618.16
8.2.30.0040.00417.95
8.2.20.0040.00417.65
8.2.10.0040.00417.73
8.2.00.0040.00417.69
8.1.270.0030.00624.66
8.1.260.0000.00826.35
8.1.250.0050.00328.09
8.1.240.0080.00423.91
8.1.230.0090.00322.11
8.1.220.0080.00017.74
8.1.210.0080.00418.89
8.1.200.0030.00617.25
8.1.190.0040.00417.66
8.1.180.0000.00818.10
8.1.170.0030.00518.84
8.1.160.0000.00718.76
8.1.150.0050.00218.55
8.1.140.0040.00417.50
8.1.130.0030.00317.75
8.1.120.0080.00017.44
8.1.110.0000.00817.45
8.1.100.0040.00417.46
8.1.90.0000.00717.52
8.1.80.0050.00217.37
8.1.70.0000.00717.40
8.1.60.0040.00417.57
8.1.50.0000.00817.45
8.1.40.0040.00417.49
8.1.30.0050.00217.58
8.1.20.0030.00517.58
8.1.10.0050.00317.49
8.1.00.0080.00017.52
8.0.300.0060.00320.04
8.0.290.0040.00416.88
8.0.280.0030.00318.36
8.0.270.0030.00617.25
8.0.260.0000.00716.89
8.0.250.0000.00817.11
8.0.240.0000.00716.91
8.0.230.0000.00716.95
8.0.220.0040.00416.92
8.0.210.0030.00316.98
8.0.200.0060.00017.03
8.0.190.0040.00417.04
8.0.180.0030.00617.00
8.0.170.0000.00816.93
8.0.160.0030.00416.98
8.0.150.0040.00416.99
8.0.140.0040.00416.93
8.0.130.0050.00013.41
8.0.120.0000.00716.77
8.0.110.0000.00816.98
8.0.100.0050.00317.02
8.0.90.0040.00416.95
8.0.80.0060.01217.01
8.0.70.0080.00016.91
8.0.60.0040.00416.94
8.0.50.0000.00716.99
8.0.30.0050.01517.14
8.0.20.0060.01317.12
8.0.10.0000.00717.12
8.0.00.0100.01016.77
7.4.330.0030.00212.98
7.4.320.0040.00416.45
7.4.300.0040.00416.56
7.4.290.0040.00416.62
7.4.280.0050.00316.61
7.4.270.0050.00216.49
7.4.260.0030.00313.30
7.4.250.0000.00816.50
7.4.240.0000.00816.62
7.4.230.0040.00416.66
7.4.220.0130.00616.55
7.4.210.0050.00916.60
7.4.200.0000.00716.63
7.4.190.0080.00016.61
7.4.160.0090.00616.42
7.4.150.0110.01416.58
7.4.140.0110.01016.40
7.4.130.0100.00916.54
7.4.120.0070.00916.49
7.4.110.0140.00716.42
7.4.100.0150.01116.59
7.4.90.0140.01216.53
7.4.80.0090.00919.39
7.4.70.0030.01316.57
7.4.60.0100.00616.37
7.4.50.0080.00416.41
7.4.40.0000.01616.35
7.4.30.0140.00316.54
7.4.00.0070.01014.81
7.3.330.0060.00013.50
7.3.320.0050.00013.20
7.3.310.0070.00016.25
7.3.300.0070.00016.44
7.3.290.0100.00616.36
7.3.280.0040.01316.39
7.3.270.0060.01116.70
7.3.260.0080.00816.44
7.3.250.0070.01316.62
7.3.240.0080.00816.63
7.3.230.0030.01316.37
7.3.210.0060.01116.51
7.3.200.0030.01516.52
7.3.190.0060.01016.53
7.3.180.0170.00416.31
7.3.170.0080.01416.50
7.3.160.0070.01316.38
7.3.120.0030.01014.64
7.2.330.0070.01416.73
7.2.320.0030.01616.69
7.2.310.0120.01316.67
7.2.300.0100.00716.52
7.2.290.0070.01316.80
7.2.80.0210.00316.89
7.2.60.0060.00917.04
7.2.00.0040.00719.67
7.1.200.0070.00315.88
7.1.100.0000.01018.29
7.1.70.0000.00917.28
7.1.60.0040.02119.40
7.1.50.0040.00817.02
7.1.00.0000.07722.48
7.0.200.0420.00314.43
7.0.140.0000.07722.18
7.0.120.0030.03722.09
7.0.110.0030.08320.06
7.0.100.0030.05319.91
7.0.90.0130.05319.97
7.0.80.0030.08319.95
7.0.70.0130.07320.08
7.0.60.0070.07320.04
7.0.50.0000.08720.52
7.0.40.0100.07320.05
7.0.30.0000.09020.21
7.0.20.0100.07720.02
7.0.10.0100.08020.14
7.0.00.0030.05319.95
5.6.280.0030.07021.03
5.6.260.0200.07020.63
5.6.250.0070.08020.74
5.6.240.0000.09020.71
5.6.230.0070.07720.67
5.6.220.0070.08320.57
5.6.210.0000.08720.63
5.6.200.0170.07721.21
5.6.190.0130.08320.95
5.6.180.0100.07721.13
5.6.170.0070.08021.23
5.6.160.0070.08721.04
5.6.150.0030.04021.04
5.6.140.0030.04321.09
5.6.130.0100.03721.13
5.6.120.0030.04321.11
5.6.110.0000.04721.14
5.6.100.0070.03721.13
5.6.90.0070.04020.92
5.6.80.0070.06320.38
5.6.70.0030.04020.34
5.6.60.0070.04020.52
5.6.50.0070.04320.38
5.6.40.0130.03020.51
5.6.30.0000.06020.51
5.6.20.0070.04020.45
5.6.10.0030.08320.32
5.6.00.0030.04020.48
5.5.380.0130.07020.45
5.5.370.0070.07720.48
5.5.360.0170.07320.48
5.5.350.0070.07720.46
5.5.340.0070.06320.71
5.5.330.0130.07720.96
5.5.320.0130.07320.90
5.5.310.0170.05720.91
5.5.300.0130.06720.82
5.5.290.0100.03720.82
5.5.280.0070.05020.95
5.5.270.0100.06720.99
5.5.260.0000.04320.96
5.5.250.0100.05320.79
5.5.240.0070.07020.39
5.5.230.0100.06020.43
5.5.220.0070.03720.13
5.5.210.0030.03720.20
5.5.200.0030.06320.27
5.5.190.0000.04320.11
5.5.180.0070.04020.19
5.5.160.0030.06320.18
5.5.150.0100.03320.30
5.5.140.0070.04320.39
5.5.130.0030.03720.39
5.5.120.0000.04320.25
5.5.110.0070.03720.25
5.5.100.0100.04019.97
5.5.90.0100.03020.17
5.5.80.0000.04320.01
5.5.70.0070.05320.16
5.5.60.0000.05720.14
5.5.50.0030.04320.21
5.5.40.0070.03720.24
5.5.30.0030.03720.25
5.5.20.0000.04320.24
5.5.10.0070.07020.05
5.5.00.0030.05320.06
5.4.450.0070.04319.33
5.4.440.0070.03719.32
5.4.430.0030.04019.66
5.4.420.0070.03319.55
5.4.410.0000.04719.21
5.4.400.0030.03319.09
5.4.390.0030.03718.95
5.4.380.0070.04019.34
5.4.370.0070.07018.99
5.4.360.0130.06019.01
5.4.350.0000.03719.23
5.4.340.0000.04018.98
5.4.320.0130.03019.09
5.4.310.0070.03019.11
5.4.300.0030.03719.00
5.4.290.0000.05319.22
5.4.280.0030.04019.14
5.4.270.0030.03719.16
5.4.260.0000.04019.18
5.4.250.0030.04319.14
5.4.240.0000.04019.31
5.4.230.0030.03719.22
5.4.220.0000.04019.03
5.4.210.0100.02719.25
5.4.200.0000.04019.00
5.4.190.0070.03319.02
5.4.180.0070.06718.99
5.4.170.0070.03019.13
5.4.160.0070.07318.98
5.4.150.0070.08019.29
5.4.140.0000.03716.38
5.4.130.0170.05316.46
5.4.120.0070.07316.59
5.4.110.0070.04316.41
5.4.100.0130.06716.54
5.4.90.0030.07316.59
5.4.80.0070.07016.50
5.4.70.0070.07016.52
5.4.60.0030.04716.34
5.4.50.0130.06316.23
5.4.40.0030.08016.43
5.4.30.0070.07316.53
5.4.20.0000.07716.43
5.4.10.0070.06316.54
5.4.00.0070.07316.04
5.3.290.0100.03014.65
5.3.280.0130.02314.77
5.3.270.0000.04014.67
5.3.260.0030.06714.85
5.3.250.0100.07314.70
5.3.240.0100.06714.75
5.3.230.0100.07014.60
5.3.220.0100.07714.60
5.3.210.0030.08014.57
5.3.200.0070.07314.61
5.3.190.0030.07714.57
5.3.180.0030.07314.57
5.3.170.0070.07314.60
5.3.160.0030.07014.72
5.3.150.0100.07014.61
5.3.140.0070.04014.56
5.3.130.0030.07714.70
5.3.120.0030.07714.79
5.3.110.0070.07014.69
5.3.100.0070.07014.14
5.3.90.0070.07314.03
5.3.80.0070.07314.02
5.3.70.0030.08013.99
5.3.60.0070.07014.05
5.3.50.0000.04314.04
5.3.40.0130.08313.99
5.3.30.0070.04013.96
5.3.20.0030.04313.71
5.3.10.0070.04313.73
5.3.00.0070.05713.74
5.2.170.0000.04011.83
5.2.160.0030.06011.83
5.2.150.0100.06011.83
5.2.140.0030.06311.83
5.2.130.0030.06011.83
5.2.120.0100.05711.83
5.2.110.0100.05711.83
5.2.100.0100.05711.83
5.2.90.0100.06011.83
5.2.80.0000.03711.83
5.2.70.0000.07011.83
5.2.60.0170.04711.83
5.2.50.0070.05311.83
5.2.40.0030.05711.83
5.2.30.0030.06011.83
5.2.20.0100.04011.83
5.2.10.0170.05011.83
5.2.00.0000.06011.83
5.1.60.0070.05011.83
5.1.50.0030.05011.83
5.1.40.0000.05711.83
5.1.30.0030.06011.83
5.1.20.0030.06311.83
5.1.10.0030.04711.83
5.1.00.0070.05311.83
5.0.50.0000.04011.83
5.0.40.0030.04311.83
5.0.30.0000.06311.83
5.0.20.0030.03311.83
5.0.10.0000.04711.83
5.0.00.0100.05011.83
4.4.90.0000.03711.83
4.4.80.0030.03311.83
4.4.70.0070.03011.83
4.4.60.0070.02711.83
4.4.50.0030.03311.83
4.4.40.0000.05311.83
4.4.30.0030.03311.83
4.4.20.0030.03311.83
4.4.10.0030.03311.83
4.4.00.0100.04711.83
4.3.110.0000.03011.83
4.3.100.0000.03711.83
4.3.90.0070.02711.83
4.3.80.0000.05311.83
4.3.70.0000.03311.83
4.3.60.0100.02711.83
4.3.50.0030.03011.83
4.3.40.0000.05011.83
4.3.30.0030.03711.83
4.3.20.0000.03711.83
4.3.10.0030.03011.83
4.3.00.0000.03311.83

preferences:
45.72 ms | 400 KiB | 5 Q