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: $b\n"; var_dump($it->valid()); } 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)
8.3.60.0070.01018.43
8.3.50.0130.00517.44
8.3.40.0100.00718.84
8.3.30.0140.01118.65
8.3.20.0080.00018.72
8.3.10.0080.00020.48
8.3.00.0000.01117.50
8.2.180.0070.01016.63
8.2.170.0170.00022.96
8.2.160.0060.00821.19
8.2.150.0030.00525.66
8.2.140.0060.00324.66
8.2.130.0040.00426.16
8.2.120.0030.00619.77
8.2.110.0070.00321.07
8.2.100.0060.00617.91
8.2.90.0030.00620.94
8.2.80.0080.00017.93
8.2.70.0060.00317.50
8.2.60.0060.00317.92
8.2.50.0040.00718.07
8.2.40.0000.00918.03
8.2.30.0040.00417.98
8.2.20.0040.00417.71
8.2.10.0040.00517.71
8.2.00.0040.00417.65
8.1.280.0070.01025.92
8.1.270.0000.00724.66
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00322.46
8.1.230.0050.00520.86
8.1.220.0000.00917.74
8.1.210.0070.00318.89
8.1.200.0090.00017.50
8.1.190.0000.00817.53
8.1.180.0000.00818.10
8.1.170.0080.00018.89
8.1.160.0000.00718.89
8.1.150.0000.00718.68
8.1.140.0070.00017.45
8.1.130.0000.00717.83
8.1.120.0040.00417.36
8.1.110.0040.00417.45
8.1.100.0040.00417.45
8.1.90.0070.00017.52
8.1.80.0000.00717.45
8.1.70.0000.00717.43
8.1.60.0060.00317.55
8.1.50.0030.00617.39
8.1.40.0030.00517.57
8.1.30.0040.00417.59
8.1.20.0040.00417.65
8.1.10.0000.00717.54
8.1.00.0000.00817.52
8.0.300.0040.00420.04
8.0.290.0040.00416.75
8.0.280.0070.00018.44
8.0.270.0030.00517.17
8.0.260.0040.00416.82
8.0.250.0000.00716.96
8.0.240.0050.00316.90
8.0.230.0030.00316.96
8.0.220.0000.00716.77
8.0.210.0000.00716.89
8.0.200.0070.00016.90
8.0.190.0040.00416.80
8.0.180.0000.00716.81
8.0.170.0030.00616.79
8.0.160.0070.00016.91
8.0.150.0000.00816.78
8.0.140.0040.00416.81
8.0.130.0030.00313.29
8.0.120.0040.00416.79
8.0.110.0080.00016.76
8.0.100.0050.00216.88
8.0.90.0000.00816.95
8.0.80.0160.00016.95
8.0.70.0040.00416.93
8.0.60.0000.00716.77
8.0.50.0040.00416.95
8.0.30.0100.00916.99
8.0.20.0100.01017.11
8.0.10.0040.00416.88
8.0.00.0130.00516.78
7.4.330.0000.00613.00
7.4.320.0040.00416.50
7.4.300.0030.00316.63
7.4.290.0030.00316.64
7.4.280.0060.00316.52
7.4.270.0000.01016.53
7.4.260.0050.00013.20
7.4.250.0080.00016.39
7.4.240.0030.00316.59
7.4.230.0080.00016.50
7.4.220.0100.00716.53
7.4.210.0060.01116.51
7.4.200.0070.00016.39
7.4.190.0070.00016.69
7.4.160.0070.01016.36
7.4.150.0060.01816.34
7.4.140.0100.00816.56
7.4.130.0080.01016.58
7.4.120.0100.00716.57
7.4.110.0140.00716.39
7.4.100.0070.01116.54
7.4.90.0120.00816.49
7.4.80.0100.00716.55
7.4.70.0070.01316.66
7.4.60.0160.00316.61
7.4.50.0060.00016.33
7.4.40.0100.00316.14
7.4.30.0030.01316.61
7.4.00.0070.00714.86
7.3.330.0040.00413.21
7.3.320.0000.00613.23
7.3.310.0030.00316.21
7.3.300.0070.00016.22
7.3.290.0060.01516.38
7.3.280.0080.00816.37
7.3.270.0140.01016.33
7.3.260.0100.00716.62
7.3.250.0140.00516.53
7.3.240.0110.00616.63
7.3.230.0140.00716.56
7.3.210.0120.00416.52
7.3.200.0140.00319.39
7.3.190.0100.00716.46
7.3.180.0080.00816.37
7.3.170.0040.01316.64
7.3.160.0130.00316.46
7.3.120.0040.01114.68
7.2.330.0130.00416.76
7.2.320.0110.01116.79
7.2.310.0100.01316.89
7.2.300.0140.00416.62
7.2.290.0100.00716.77
7.2.60.0070.00716.80
7.2.00.0030.01419.45
7.1.200.0030.00915.55
7.1.100.0030.01018.14
7.1.70.0030.00517.21
7.1.60.0120.01219.40
7.1.50.0100.00717.00
7.1.00.0000.08022.28
7.0.200.0190.00614.89
7.0.140.0070.07021.96
7.0.120.0030.06722.06
7.0.60.0030.04020.09
7.0.50.0030.05017.93
7.0.40.0030.04720.05
7.0.30.0270.05720.21
7.0.20.0300.08020.15
7.0.10.0270.03720.21
7.0.00.0030.08720.16
5.6.280.0000.07720.82
5.6.210.0100.03320.46
5.6.200.0030.07318.28
5.6.190.0070.04020.55
5.6.180.0230.04020.55
5.6.170.0170.05320.44
5.6.160.0130.07720.54
5.6.150.0000.04318.18
5.6.140.0100.04018.19
5.6.130.0070.05718.18
5.6.120.0070.06021.00
5.6.110.0130.07721.15
5.6.100.0130.06021.12
5.6.90.0130.08021.14
5.6.80.0070.03320.54
5.6.70.0430.06320.33
5.5.350.0300.07020.41
5.5.340.0070.08017.96
5.5.330.0030.06320.29
5.5.320.0130.04020.32
5.5.310.0200.04020.23
5.5.300.0070.03717.95
5.5.290.0070.06017.95
5.5.280.0070.08320.82
5.5.270.0100.06720.90
5.5.260.0170.07020.85
5.5.250.0170.07320.71
5.5.240.0130.06320.17
5.4.450.0300.07019.32
5.4.440.0230.05319.55
5.4.430.0270.07019.53
5.4.420.0300.06319.54
5.4.410.0200.03719.19
5.4.400.0170.04719.09
5.4.390.0230.06318.95
5.4.380.0200.05019.13
5.4.370.0170.06719.13
5.4.360.0270.07319.14
5.4.350.0270.07319.18
5.4.340.0270.06718.95
5.4.320.0270.07018.99
5.4.310.0270.06718.87
5.4.300.0270.06019.15
5.4.290.0200.07719.08
5.4.280.0200.07719.09
5.4.270.0230.05019.14
5.4.260.0270.06719.20
5.4.250.0270.07019.24
5.4.240.0200.06018.97
5.4.230.0330.05319.21
5.4.220.0300.04019.25
5.4.210.0230.04719.19
5.4.200.0300.03718.93
5.4.190.0300.05718.95
5.4.180.0270.04319.21
5.4.170.0200.05018.84
5.4.160.0230.07319.20
5.4.150.0200.07019.18
5.4.140.0170.08016.46
5.4.130.0230.05016.37
5.4.120.0270.05716.35
5.4.110.0270.06316.54
5.4.100.0130.08016.63
5.4.90.0370.03316.36
5.4.80.0200.06716.62
5.4.70.0200.07016.31
5.4.60.0230.04716.43
5.4.50.0170.04016.43
5.4.40.0300.03716.53
5.4.30.0270.06016.43
5.4.20.0270.04316.25
5.4.10.0230.05016.50
5.4.00.0230.03315.78
5.3.290.0200.07314.79
5.3.280.0230.03714.60
5.3.270.0230.05014.69
5.3.260.0200.07014.52
5.3.250.0170.07014.84
5.3.240.0230.07714.70
5.3.230.0230.05314.77
5.3.220.0270.06314.48
5.3.210.0230.06314.57
5.3.200.0200.06014.58
5.3.190.0300.07314.74
5.3.180.0170.04714.58
5.3.170.0230.07314.60
5.3.160.0230.07314.50
5.3.150.0370.03314.50
5.3.140.0330.06014.65
5.3.130.0200.03714.68
5.3.120.0270.04314.55
5.3.110.0170.06014.47
5.3.100.0200.07014.21
5.3.90.0230.04013.95
5.3.80.0230.06314.13
5.3.70.0130.04714.01
5.3.60.0170.05714.24
5.3.50.0200.07014.14
5.3.40.0100.04314.12
5.3.30.0130.03713.83
5.3.20.0230.03013.61
5.3.10.0270.06313.75
5.3.00.0170.04013.81
5.2.170.0100.03712.08
5.2.160.0200.03312.08
5.2.150.0100.03312.08
5.2.140.0200.04012.08
5.2.130.0170.06012.08
5.2.120.0370.02712.08
5.2.110.0200.05012.08
5.2.100.0200.05712.08
5.2.90.0170.06012.08
5.2.80.0200.05712.08
5.2.70.0130.04712.08
5.2.60.0200.06012.08
5.2.50.0230.05312.08
5.2.40.0230.04312.08
5.2.30.0170.03712.08
5.2.20.0100.04012.08
5.2.10.0100.03712.08
5.2.00.0070.04012.08
5.1.60.0130.02712.08
5.1.50.0130.05712.08
5.1.40.0270.03712.08
5.1.30.0230.04012.08
5.1.20.0170.03712.08
5.1.10.0130.03312.08
5.1.00.0130.02712.08
5.0.50.0100.03712.08
5.0.40.0100.04312.08
5.0.30.0100.03712.08
5.0.20.0130.02012.08
5.0.10.0100.03012.08
5.0.00.0130.03312.08
4.4.90.0070.01712.08
4.4.80.0070.03712.08
4.4.70.0000.02312.08
4.4.60.0100.02312.08
4.4.50.0070.02012.08
4.4.40.0100.02012.08
4.4.30.0100.01712.08
4.4.20.0030.03012.08
4.4.10.0100.01312.08
4.4.00.0000.05012.08
4.3.110.0130.02712.08
4.3.100.0070.03312.08
4.3.90.0070.02012.08
4.3.80.0070.05312.08
4.3.70.0070.02712.08
4.3.60.0100.03312.08
4.3.50.0100.03012.08
4.3.40.0070.04712.08
4.3.30.0000.03012.08
4.3.20.0030.02012.08
4.3.10.0030.01712.08
4.3.00.0070.01312.08

preferences:
43.33 ms | 401 KiB | 5 Q