3v4l.org

run code in 300+ PHP versions simultaneously
<?php class MyIterator implements Iterator { private $var = array(1,2,3); private $current; public function __construct($array = null) { if (is_array($array)) { $this->var = $array; } } public function many() { $a = array(88,99,11); return $a[$this->current]; } public function rewind() { echo "rewinding\n"; reset($this->var); } public function current() { $var = current($this->var); $this->current = $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 foo extends MyIterator{ public function test(){ return $this->many(); } } $it = new foo(); foreach ($it as $a => $b) { echo $it->many() . PHP_EOL; print "$a: $b\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)
8.3.60.0130.00616.63
8.3.50.0110.00716.40
8.3.40.0040.01118.79
8.3.30.0150.00018.79
8.3.20.0000.00720.33
8.3.10.0040.00423.71
8.3.00.0030.00522.09
8.2.180.0110.00425.92
8.2.170.0040.01122.96
8.2.160.0070.00719.26
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0000.00819.09
8.2.120.0050.00326.35
8.2.110.0100.01022.14
8.2.100.0110.00017.84
8.2.90.0040.00419.36
8.2.80.0000.00818.05
8.2.70.0060.00317.75
8.2.60.0060.00317.90
8.2.50.0060.00318.16
8.2.40.0050.00320.47
8.2.30.0080.00021.10
8.2.20.0080.00018.18
8.2.10.0040.00418.14
8.2.00.0070.00018.02
8.1.280.0070.00725.92
8.1.270.0070.00022.06
8.1.260.0050.00226.35
8.1.250.0000.00828.09
8.1.240.0100.00021.08
8.1.230.0090.00319.13
8.1.220.0030.00517.74
8.1.210.0030.00718.77
8.1.200.0040.00417.36
8.1.190.0040.00417.35
8.1.180.0000.00818.10
8.1.170.0000.00818.46
8.1.160.0040.00419.09
8.1.150.0040.00419.00
8.1.140.0040.00419.51
8.1.130.0030.00318.87
8.1.120.0090.00017.46
8.1.110.0070.00017.48
8.1.100.0030.00617.51
8.1.90.0080.00017.38
8.1.80.0000.00717.53
8.1.70.0000.00717.44
8.1.60.0040.00417.52
8.1.50.0050.00317.43
8.1.40.0040.00417.48
8.1.30.0040.00417.65
8.1.20.0030.00517.68
8.1.10.0030.00517.60
8.1.00.0000.00817.51
8.0.300.0050.00219.95
8.0.290.0000.00916.75
8.0.280.0030.00318.41
8.0.270.0000.00717.12
8.0.260.0000.00816.90
8.0.250.0070.00017.05
8.0.240.0080.00017.00
8.0.230.0040.00416.94
8.0.220.0040.00316.94
8.0.210.0000.00716.98
8.0.200.0000.00716.95
8.0.190.0030.00616.94
8.0.180.0000.00716.89
8.0.170.0050.00216.90
8.0.160.0030.00616.98
8.0.150.0040.00416.85
8.0.140.0000.00716.98
8.0.130.0030.00313.37
8.0.120.0000.00816.99
8.0.110.0030.00416.96
8.0.100.0080.00016.79
8.0.90.0040.00416.86
8.0.80.0080.01216.86
8.0.70.0040.00417.01
8.0.60.0040.00416.77
8.0.50.0040.00416.87
8.0.30.0110.00917.35
8.0.20.0110.00817.40
8.0.10.0000.00817.21
8.0.00.0120.00916.95
7.4.330.0060.00015.55
7.4.320.0000.00716.41
7.4.300.0060.00016.53
7.4.290.0030.00316.51
7.4.280.0050.00216.43
7.4.270.0000.00616.54
7.4.260.0030.00316.54
7.4.250.0050.00316.56
7.4.240.0000.00716.57
7.4.230.0030.00316.57
7.4.220.0100.01016.49
7.4.210.0070.00816.55
7.4.200.0030.00616.35
7.4.160.0110.00716.61
7.4.150.0050.01317.40
7.4.140.0090.00917.86
7.4.130.0120.00616.56
7.4.120.0130.00816.58
7.4.110.0070.01016.61
7.4.100.0140.00716.54
7.4.90.0060.01116.65
7.4.80.0030.01319.39
7.4.70.0080.01116.66
7.4.60.0100.00716.49
7.4.50.0070.00716.42
7.4.40.0030.01316.42
7.4.30.0090.01216.52
7.4.00.0030.01014.84
7.3.330.0000.00613.41
7.3.320.0000.00613.51
7.3.310.0070.00016.48
7.3.300.0070.00016.38
7.3.290.0000.00716.45
7.3.280.0060.01016.40
7.3.270.0110.00517.40
7.3.260.0110.00616.51
7.3.250.0100.00916.49
7.3.240.0100.00716.46
7.3.230.0080.00816.39
7.3.210.0160.01016.48
7.3.200.0070.01016.41
7.3.190.0090.00616.39
7.3.180.0100.00716.54
7.3.170.0070.01016.41
7.3.160.0060.01016.46
7.3.10.0030.00916.64
7.3.00.0050.00916.70
7.2.330.0070.01116.88
7.2.320.0130.01016.86
7.2.310.0150.00616.77
7.2.300.0170.00016.90
7.2.290.0080.00816.70
7.2.130.0050.00716.79
7.2.120.0030.01016.78
7.2.110.0020.01116.83
7.2.100.0060.00616.64
7.2.90.0190.01016.24
7.2.80.0220.00916.09
7.2.70.0610.00816.20
7.2.60.0500.00616.04
7.2.50.0140.00916.26
7.2.40.0460.00916.13
7.2.30.0370.00716.14
7.2.20.0430.00516.16
7.2.10.0300.00916.17
7.2.00.0360.00816.26
7.1.250.0060.00715.75
7.1.240.0000.01015.76
7.1.230.0000.01115.52
7.1.220.0040.00715.46
7.1.210.0460.00614.91
7.1.200.0240.00714.91
7.1.190.0080.00414.95
7.1.180.0580.00514.62
7.1.170.0670.01014.63
7.1.160.0490.00614.95
7.1.150.0080.00614.75
7.1.140.0060.00814.65
7.1.130.0060.00814.79
7.1.120.0790.00214.87
7.1.110.0540.00614.84
7.1.100.0550.00414.82
7.1.90.0570.00914.53
7.1.80.0210.00514.78
7.1.70.0770.00814.64
7.1.60.1070.00923.84
7.1.50.0830.00323.76
7.1.40.0590.00623.83
7.1.30.0580.01123.64
7.1.20.0620.00723.84
7.1.10.0400.01014.77
7.1.00.0070.01114.80
7.0.330.0030.00615.34
7.0.320.0030.00615.13
7.0.310.0080.01014.39
7.0.300.0510.00714.39
7.0.290.0140.00614.52
7.0.280.0110.00614.36
7.0.270.0060.00714.26
7.0.260.0570.00614.37
7.0.250.0560.00714.41
7.0.240.0610.00214.54
7.0.230.1030.00914.42
7.0.220.0080.00914.58
7.0.210.0760.00814.49
7.0.200.0950.00914.35
7.0.190.0880.00214.43
7.0.180.0550.00814.36
7.0.170.0470.01214.31
7.0.160.0460.00614.34
7.0.150.0510.00314.43
7.0.140.0070.00514.27
7.0.130.0510.00614.40
7.0.120.0120.01114.30
7.0.110.0170.00714.25
7.0.100.0510.00614.24
7.0.90.0420.01014.46
7.0.80.0080.00514.32
7.0.70.0710.00614.16
7.0.60.0620.00914.41
7.0.50.0590.00614.33
7.0.40.0140.00213.40
7.0.30.0280.00513.28
7.0.20.0090.00713.30
7.0.10.0770.00513.28
7.0.00.0880.00813.45
5.6.380.0030.00914.21

preferences:
38.39 ms | 401 KiB | 5 Q