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()); ?>

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)
8.3.60.0070.00716.63
8.3.50.0140.00922.04
8.3.40.0110.00418.83
8.3.30.0110.00419.09
8.3.20.0050.00320.21
8.3.10.0090.00023.70
8.3.00.0050.00320.81
8.2.180.0110.00716.63
8.2.170.0110.00422.96
8.2.160.0070.01020.15
8.2.150.0050.00224.18
8.2.140.0080.00324.66
8.2.130.0040.01126.16
8.2.120.0040.00422.12
8.2.110.0060.00322.18
8.2.100.0080.00317.66
8.2.90.0080.00019.08
8.2.80.0090.00017.97
8.2.70.0040.00417.50
8.2.60.0080.00018.04
8.2.50.0050.00318.07
8.2.40.0040.00418.22
8.2.30.0080.00018.08
8.2.20.0070.00017.74
8.2.10.0080.00019.42
8.2.00.0040.00417.74
8.1.280.0120.00925.92
8.1.270.0050.00324.04
8.1.260.0100.00626.35
8.1.250.0080.00028.09
8.1.240.0030.00723.96
8.1.230.0040.00719.08
8.1.220.0080.00017.74
8.1.210.0030.00518.77
8.1.200.0060.00317.35
8.1.190.0030.00617.53
8.1.180.0080.00018.10
8.1.170.0110.00018.46
8.1.160.0040.00422.01
8.1.150.0000.00818.63
8.1.140.0060.00317.45
8.1.130.0030.00317.83
8.1.120.0050.00317.36
8.1.110.0000.00817.36
8.1.100.0020.00517.41
8.1.90.0000.00917.48
8.1.80.0070.00017.46
8.1.70.0000.00717.40
8.1.60.0050.00317.55
8.1.50.0050.00217.54
8.1.40.0030.00517.43
8.1.30.0060.00317.58
8.1.20.0000.00717.54
8.1.10.0020.00517.56
8.1.00.0050.00517.52
8.0.300.0040.00418.77
8.0.290.0030.00617.18
8.0.280.0070.00018.38
8.0.270.0000.00717.26
8.0.260.0000.00616.84
8.0.250.0000.00716.97
8.0.240.0040.00416.84
8.0.230.0000.00716.93
8.0.220.0030.00316.92
8.0.210.0030.00616.92
8.0.200.0000.00617.00
8.0.190.0070.00016.86
8.0.180.0000.00716.90
8.0.170.0000.00716.80
8.0.160.0000.00717.00
8.0.150.0000.00816.77
8.0.140.0000.00716.86
8.0.130.0030.00313.37
8.0.120.0000.00716.80
8.0.110.0030.00516.81
8.0.100.0040.00416.89
8.0.90.0040.00416.92
8.0.80.0060.01016.99
8.0.70.0030.00516.89
8.0.60.0060.00316.80
8.0.50.0040.00416.80
8.0.30.0110.00817.21
8.0.20.0070.01517.40
8.0.10.0050.00316.92
8.0.00.0080.01216.78
7.4.330.0050.00015.00
7.4.320.0000.00616.61
7.4.300.0030.00316.50
7.4.290.0000.00716.50
7.4.280.0070.00016.39
7.4.270.0020.00516.52
7.4.260.0000.00716.45
7.4.250.0080.00016.56
7.4.240.0050.00216.51
7.4.230.0030.00316.59
7.4.220.0090.00616.49
7.4.210.0120.00616.59
7.4.200.0000.00716.40
7.4.190.0070.00016.76
7.4.160.0030.01316.58
7.4.150.0090.01017.40
7.4.140.0110.00717.86
7.4.130.0050.01116.53
7.4.120.0110.00916.53
7.4.110.0140.00316.51
7.4.100.0180.00316.62
7.4.90.0110.00716.65
7.4.80.0120.00619.39
7.4.70.0180.00016.52
7.4.60.0000.01716.41
7.4.50.0000.00616.63
7.4.40.0030.01022.77
7.4.30.0120.01216.64
7.4.00.0060.00614.99
7.3.330.0000.00613.36
7.3.320.0000.00513.20
7.3.310.0040.00416.37
7.3.300.0000.00716.42
7.3.290.0070.01416.39
7.3.280.0080.01216.36
7.3.270.0070.01017.40
7.3.260.0160.00916.34
7.3.250.0090.00816.40
7.3.240.0070.01016.64
7.3.230.0090.00916.46
7.3.210.0000.01616.46
7.3.200.0080.01219.39
7.3.190.0080.01116.35
7.3.180.0030.01416.57
7.3.170.0030.01316.46
7.3.160.0060.01016.55
7.3.120.0120.00014.82
7.3.10.0080.00516.65
7.3.00.0050.00516.59
7.2.330.0130.00416.46
7.2.320.0150.00416.82
7.2.310.0110.00616.78
7.2.300.0100.00716.77
7.2.290.0130.00316.64
7.2.130.0070.00716.56
7.2.120.0070.00716.71
7.2.110.0060.00916.84
7.2.100.0000.01416.97
7.2.90.0040.00816.86
7.2.80.0070.00317.13
7.2.70.0070.00316.91
7.2.60.0110.00016.91
7.2.50.0100.00317.13
7.2.40.0040.00817.17
7.2.30.0060.00617.06
7.2.20.0090.00616.58
7.2.10.0060.00916.50
7.2.00.0030.01118.10
7.1.250.0090.00315.60
7.1.100.0060.00618.04
7.1.70.0040.00716.83
7.1.60.0030.02019.29
7.1.50.0130.00734.75
7.1.00.0030.07722.31
7.0.200.0000.00716.75
7.0.140.0070.07321.93
7.0.60.0000.09019.96
7.0.50.0100.07717.89
7.0.40.0100.05020.42
7.0.30.0400.06720.08
7.0.20.0230.07320.09
7.0.10.0300.06020.22
7.0.00.0030.04720.14
5.6.280.0000.07721.05
5.6.210.0070.03720.70
5.6.200.0030.04718.19
5.6.190.0130.07720.61
5.6.180.0030.04020.64
5.6.170.0100.04720.50
5.6.160.0030.04320.43
5.6.150.0030.08718.13
5.6.140.0170.05718.28
5.6.130.0100.08318.18
5.6.120.0000.05321.13
5.6.110.0130.08021.12
5.6.100.0100.06720.98
5.6.90.0100.06021.11
5.6.80.0070.08720.40
5.6.70.0230.03720.28
5.5.350.0070.08020.33
5.5.340.0070.05017.94
5.5.330.0100.06320.47
5.5.320.0000.04720.30
5.5.310.0400.07720.19
5.5.300.0070.07317.95
5.5.290.0200.06718.01
5.5.280.0030.07720.73
5.5.270.0070.05020.97
5.5.260.0100.04720.86
5.5.250.0000.04720.80
5.5.240.0170.07020.18
5.4.450.0300.07019.55
5.4.440.0300.04019.63
5.4.430.0230.05719.31
5.4.420.0200.05019.45
5.4.410.0300.07319.04
5.4.400.0400.05319.27
5.4.390.0270.03719.21
5.4.380.0330.06018.87
5.4.370.0200.05018.98
5.4.360.0200.04319.23
5.4.350.0300.07319.00
5.4.340.0230.04718.97
5.4.320.0370.05718.87
5.4.310.0300.06719.17
5.4.300.0370.06019.20
5.4.290.0230.04319.12
5.4.280.0400.03718.87
5.4.270.0170.05019.21
5.4.260.0230.04019.19
5.4.250.0330.08019.12
5.4.240.0430.06719.30
5.4.230.0270.04719.12
5.4.220.0370.06018.83
5.4.210.0230.03719.15
5.4.200.0370.06319.25
5.4.190.0200.05319.07
5.4.180.0200.04019.30
5.4.170.0270.03719.30
5.4.160.0300.06719.19
5.4.150.0300.04019.10
5.4.140.0300.06716.46
5.4.130.0270.05316.43
5.4.120.0200.04016.50
5.4.110.0370.06316.55
5.4.100.0370.03716.41
5.4.90.0170.04016.35
5.4.80.0200.04016.54
5.4.70.0400.06016.27
5.4.60.0330.03716.52
5.4.50.0300.04016.34
5.4.40.0230.03316.58
5.4.30.0200.03716.50
5.4.20.0270.03016.53
5.4.10.0200.04716.51
5.4.00.0170.04316.16
5.3.290.0230.04314.73
5.3.280.0200.04014.72
5.3.270.0170.04314.54
5.3.260.0230.04014.54
5.3.250.0300.04314.70
5.3.240.0270.04014.59
5.3.230.0300.07014.62
5.3.220.0400.05714.69
5.3.210.0370.07014.66
5.3.200.0430.06014.55
5.3.190.0230.07014.56
5.3.180.0230.04314.66
5.3.170.0300.06014.48
5.3.160.0330.06314.66
5.3.150.0230.06014.60
5.3.140.0330.02714.49
5.3.130.0330.03714.56
5.3.120.0230.04014.46
5.3.110.0270.04714.79
5.3.100.0270.07014.05
5.3.90.0270.04013.94
5.3.80.0300.06014.03
5.3.70.0230.06313.94
5.3.60.0230.06713.91
5.3.50.0300.04313.86
5.3.40.0270.04713.86
5.3.30.0370.05713.83
5.3.20.0270.04713.78
5.3.10.0230.06313.68
5.3.00.0400.06013.58
5.2.170.0230.03012.91
5.2.160.0230.03312.91
5.2.150.0330.05012.91
5.2.140.0300.03012.91
5.2.130.0200.03712.91
5.2.120.0170.03312.91
5.2.110.0170.04312.91
5.2.100.0200.02312.91
5.2.90.0070.03712.91
5.2.80.0170.02712.91
5.2.70.0100.03312.91
5.2.60.0300.03312.91
5.2.50.0130.03012.91
5.2.40.0100.03012.91
5.2.30.0130.04012.91
5.2.20.0230.05312.91
5.2.10.0130.02712.91
5.2.00.0200.05312.91
5.1.60.0130.03012.91
5.1.50.0100.04312.91
5.1.40.0170.04712.91
5.1.30.0170.03712.91
5.1.20.0230.03312.91
5.1.10.0200.02012.91
5.1.00.0200.05012.91
5.0.50.0070.02712.91
5.0.40.0030.02712.91
5.0.30.0100.03312.91
5.0.20.0070.03712.91
5.0.10.0100.02012.91
5.0.00.0070.05712.91
4.4.90.0070.01712.91
4.4.80.0070.02012.91
4.4.70.0100.01712.91
4.4.60.0070.02012.91
4.4.50.0100.01312.91
4.4.40.0170.02712.91
4.4.30.0100.01312.91
4.4.20.0100.01312.91
4.4.10.0130.02312.91
4.4.00.0070.02712.91
4.3.110.0100.03312.91
4.3.100.0070.02312.91
4.3.90.0100.03012.91
4.3.80.0100.04012.91
4.3.70.0070.02312.91
4.3.60.0070.02712.91
4.3.50.0070.02312.91
4.3.40.0100.02712.91
4.3.30.0070.01312.91
4.3.20.0030.02012.91
4.3.10.0030.03312.91
4.3.00.0030.03312.91

preferences:
45.13 ms | 401 KiB | 5 Q