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); $it = new MyIterator(); foreach ($it as $a => $b) { print "$a: $b\n"; } var_dump($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)
8.3.60.0140.00416.88
8.3.50.0100.01218.26
8.3.40.0060.00918.66
8.3.30.0140.00018.84
8.3.20.0060.00318.76
8.3.10.0080.00020.49
8.3.00.0040.00419.51
8.2.180.0150.00616.63
8.2.170.0120.00622.96
8.2.160.0070.00718.94
8.2.150.0030.00624.18
8.2.140.0080.00024.66
8.2.130.0060.00326.16
8.2.120.0080.00020.31
8.2.110.0060.00320.44
8.2.100.0080.00417.72
8.2.90.0060.00318.03
8.2.80.0040.00417.97
8.2.70.0040.00417.62
8.2.60.0060.00317.93
8.2.50.0000.00818.07
8.2.40.0040.00418.28
8.2.30.0000.00718.00
8.2.20.0100.00019.46
8.2.10.0070.00017.81
8.2.00.0000.01017.74
8.1.280.0110.00425.92
8.1.270.0090.00023.99
8.1.260.0030.00626.35
8.1.250.0000.00828.09
8.1.240.0100.01020.70
8.1.230.0040.00820.85
8.1.220.0030.00517.77
8.1.210.0060.00318.97
8.1.200.0000.00817.48
8.1.190.0000.00717.63
8.1.180.0030.00718.10
8.1.170.0040.00418.64
8.1.160.0030.00620.72
8.1.150.0000.00818.69
8.1.140.0000.00717.47
8.1.130.0000.00717.81
8.1.120.0040.00417.39
8.1.110.0000.00717.38
8.1.100.0070.00017.45
8.1.90.0040.00417.37
8.1.80.0000.00717.45
8.1.70.0050.00317.35
8.1.60.0000.00817.59
8.1.50.0030.00617.48
8.1.40.0000.00817.60
8.1.30.0030.00617.60
8.1.20.0040.00417.67
8.1.10.0050.00317.62
8.1.00.0000.00817.45
8.0.300.0060.00319.84
8.0.290.0000.00816.88
8.0.280.0000.00718.40
8.0.270.0000.00717.35
8.0.260.0030.00316.81
8.0.250.0000.00717.00
8.0.240.0050.00217.04
8.0.230.0000.00816.98
8.0.220.0070.00016.84
8.0.210.0000.00716.84
8.0.200.0030.00317.04
8.0.190.0040.00416.91
8.0.180.0000.00817.07
8.0.170.0030.00516.89
8.0.160.0000.00816.93
8.0.150.0050.00316.92
8.0.140.0100.00016.95
8.0.130.0050.00013.45
8.0.120.0000.00716.93
8.0.110.0040.00416.99
8.0.100.0000.00716.93
8.0.90.0040.00417.04
8.0.80.0060.01016.88
8.0.70.0000.00716.88
8.0.60.0040.00416.74
8.0.50.0040.00416.87
8.0.30.0070.01117.32
8.0.20.0140.00716.99
8.0.10.0000.00717.12
8.0.00.0140.00816.68
7.4.330.0030.00313.06
7.4.320.0030.00316.52
7.4.300.0040.00416.40
7.4.290.0070.00016.52
7.4.280.0040.00416.52
7.4.270.0000.00616.45
7.4.260.0030.00313.35
7.4.250.0020.00516.49
7.4.240.0040.00416.64
7.4.230.0000.00716.68
7.4.220.0030.01616.59
7.4.210.0070.00716.63
7.4.200.0000.00716.40
7.4.190.0050.00316.70
7.4.160.0120.00316.60
7.4.150.0150.00416.67
7.4.140.0140.01216.51
7.4.130.0060.01116.51
7.4.120.0130.00316.53
7.4.110.0130.00316.46
7.4.100.0170.00316.70
7.4.90.0090.00916.78
7.4.80.0160.00316.23
7.4.70.0100.00616.53
7.4.60.0150.00416.50
7.4.50.0000.00516.54
7.4.40.0060.00816.45
7.4.30.0030.01316.45
7.4.00.0060.00915.15
7.3.330.0060.00013.30
7.3.320.0030.00313.18
7.3.310.0050.00216.28
7.3.300.0000.00716.37
7.3.290.0060.00816.33
7.3.280.0060.01016.35
7.3.270.0070.01016.34
7.3.260.0070.01116.44
7.3.250.0110.01116.39
7.3.240.0140.00316.26
7.3.230.0130.00416.47
7.3.210.0100.00616.39
7.3.200.0060.01119.39
7.3.190.0120.00916.41
7.3.180.0090.00916.52
7.3.170.0040.01116.34
7.3.160.0060.01016.42
7.3.120.0070.01114.81
7.2.330.0130.00416.81
7.2.320.0100.01016.58
7.2.310.0180.00016.45
7.2.300.0100.00716.70
7.2.290.0090.01216.44
7.2.60.0100.00316.63
7.2.00.0030.01019.09
7.1.200.0100.00315.73
7.1.100.0030.00917.65
7.1.70.0040.00416.97
7.1.60.0110.01419.17
7.1.50.0040.00716.76
7.1.00.0000.04722.44
7.0.200.0360.00414.37
7.0.140.0100.06722.00
7.0.120.0030.04021.96
7.0.60.0270.04019.96
7.0.50.0070.06317.84
7.0.40.0230.05020.23
7.0.30.0330.07320.17
7.0.20.0400.07320.30
7.0.10.0270.04720.11
7.0.00.0400.06720.18
5.6.210.0000.06320.48
5.6.200.0030.08718.29
5.6.190.0300.05720.61
5.6.180.0370.07720.61
5.6.170.0270.06320.53
5.6.160.0430.07720.45
5.6.150.0370.07320.37
5.6.140.0370.07320.37
5.6.130.0300.08720.49
5.6.120.0300.07320.32
5.6.110.0300.07720.32
5.6.100.0230.06720.43
5.6.90.0370.05720.39
5.6.80.0300.06019.70
5.6.70.0400.07019.70
5.6.60.0170.05319.89
5.6.50.0330.06719.73
5.6.40.0330.05019.77
5.6.30.0200.06719.70
5.6.20.0170.06019.77
5.6.10.0430.06319.88
5.6.00.0430.05319.76
5.5.350.0030.08320.51
5.5.340.0100.07717.95
5.5.330.0300.06720.13
5.5.320.0270.07020.32
5.5.310.0300.08020.42
5.5.300.0270.06720.05
5.5.290.0230.07020.21
5.5.280.0330.05020.33
5.5.270.0400.07320.23
5.5.260.0370.03020.20
5.5.250.0370.04719.95
5.5.240.0300.07719.68
5.5.230.0330.06319.61
5.5.220.0300.05019.35
5.5.210.0230.04019.64
5.5.200.0400.06719.59
5.5.190.0300.05019.49
5.5.180.0330.05719.36
5.5.160.0330.07019.33
5.5.150.0300.03719.55
5.5.140.0270.07319.65
5.5.130.0200.05019.55
5.5.120.0270.04019.56
5.5.110.0330.07719.57
5.5.100.0300.06719.29
5.5.90.0270.07319.39
5.5.80.0400.06719.32
5.5.70.0300.05719.45
5.5.60.0230.06319.37
5.5.50.0270.04319.21
5.5.40.0270.04719.50
5.5.30.0230.04719.36
5.5.20.0300.05319.44
5.5.10.0300.04019.27
5.5.00.0300.06719.36
5.4.450.0330.08019.54
5.4.440.0270.05019.48
5.4.430.0230.05319.19
5.4.420.0300.04719.40
5.4.410.0400.06019.18
5.4.400.0330.06019.16
5.4.390.0300.04018.98
5.4.380.0370.06318.87
5.4.370.0230.04019.21
5.4.360.0270.05018.98
5.4.350.0330.05019.00
5.4.340.0270.04719.25
5.4.320.0370.06319.15
5.4.310.0300.06719.00
5.4.300.0330.06318.89
5.4.290.0230.05018.85
5.4.280.0430.06319.15
5.4.270.0330.05318.98
5.4.260.0300.05718.86
5.4.250.0230.08019.14
5.4.240.0300.05719.23
5.4.230.0270.04319.23
5.4.220.0270.05319.14
5.4.210.0270.07018.88
5.4.200.0300.06719.14
5.4.190.0400.06318.84
5.4.180.0230.04719.14
5.4.170.0300.03319.14
5.4.160.0300.06019.00
5.4.150.0300.07319.14
5.4.140.0230.06716.32
5.4.130.0370.06016.40
5.4.120.0330.06716.45
5.4.110.0330.06016.49
5.4.100.0300.06016.39
5.4.90.0430.05716.35
5.4.80.0230.04016.29
5.4.70.0330.05316.48
5.4.60.0330.06716.43
5.4.50.0300.06316.37
5.4.40.0270.03716.31
5.4.30.0300.03716.51
5.4.20.0330.04716.36
5.4.10.0300.05316.35
5.4.00.0430.05015.98
5.3.290.0300.07714.68
5.3.280.0330.06014.66
5.3.270.0230.05014.68
5.3.260.0270.07714.67
5.3.250.0330.06014.64
5.3.240.0300.03314.54
5.3.230.0270.06314.68
5.3.220.0370.06314.55
5.3.210.0330.07314.57
5.3.200.0330.05314.58
5.3.190.0300.06714.61
5.3.180.0270.06714.63
5.3.170.0330.06714.60
5.3.160.0370.06014.58
5.3.150.0270.05714.59
5.3.140.0330.03014.60
5.3.130.0330.07014.62
5.3.120.0270.07314.59
5.3.110.0270.04014.70
5.3.100.0270.07314.08
5.3.90.0270.06014.04
5.3.80.0300.06014.00
5.3.70.0200.08014.03
5.3.60.0230.05714.01
5.3.50.0330.06014.12
5.3.40.0370.05014.02
5.3.30.0230.06013.84
5.3.20.0400.04713.73
5.3.10.0370.06013.68
5.3.00.0270.07013.65
5.2.170.0200.03712.47
5.2.160.0230.06312.47
5.2.150.0230.06312.47
5.2.140.0270.05012.47
5.2.130.0200.05312.47
5.2.120.0300.05012.47
5.2.110.0330.05012.47
5.2.100.0330.03312.47
5.2.90.0170.04712.47
5.2.80.0270.05312.47
5.2.70.0230.05712.47
5.2.60.0330.04712.47
5.2.50.0330.04312.47
5.2.40.0170.05012.47
5.2.30.0200.03312.47
5.2.20.0230.05312.47
5.2.10.0200.02712.47
5.2.00.0270.03312.47
5.1.60.0200.05012.47
5.1.50.0230.03312.47
5.1.40.0300.03712.47
5.1.30.0200.03012.47
5.1.20.0170.04712.47
5.1.10.0230.04012.47
5.1.00.0200.05312.47
5.0.50.0130.04712.47
5.0.40.0130.04312.47
5.0.30.0130.06312.47
5.0.20.0000.05012.47
5.0.10.0000.04712.47
5.0.00.0000.07312.47
4.4.90.0070.03012.47
4.4.80.0100.03312.47
4.4.70.0130.02312.47
4.4.60.0100.02312.47
4.4.50.0130.02312.47
4.4.40.0030.03012.47
4.4.30.0130.01712.47
4.4.20.0130.02012.47
4.4.10.0100.04012.47
4.4.00.0100.05712.47
4.3.110.0070.03712.47
4.3.100.0100.03012.47
4.3.90.0000.04012.47
4.3.80.0030.05012.47
4.3.70.0000.02312.47
4.3.60.0070.02012.47
4.3.50.0000.04312.47
4.3.40.0030.04712.47
4.3.30.0070.03312.47
4.3.20.0070.02712.47
4.3.10.0030.04012.47
4.3.00.0030.03012.47

preferences:
39.49 ms | 401 KiB | 5 Q