3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Storage extends SplObjectStorage { public function rewind() { echo __METHOD__; parent::rewind(); } } class A { public $val; public function __construct($val) { $this->val = $val; } } $storage = new Storage; $storage->attach(new A(1)); $storage->attach(new A(2)); $storage->attach(new A(3)); $storage->attach(new A(4)); $storage->attach(new A(5)); $storage->attach(new A(6)); $storage->attach(new A(7)); $storage->attach(new A(8)); $storage->attach(new A(9)); $storage->attach(new A(10)); $iterations = 0; $expected = 10; // 10 iterations is expected, as storage has 10 objects attached $storage->rewind(); while ($storage->valid()) { $iterations++; $object = $storage->current(); echo 'Iteration #' . $iterations . ' with object A(' . $object->val . ')'; $storage->next(); if($iterations === 2 || $iterations === 8) { echo ' - deleted Object A(' . $object->val . ') ' . PHP_EOL; $storage->detach($object); continue; } echo PHP_EOL; } if(count($storage) != $iterations) { echo 'Error! - too much iterations!' . PHP_EOL; } else { echo 'Success - there was 10 iterations as expected.' . PHP_EOL; }

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)
8.3.60.0070.01016.75
8.3.50.0100.01222.00
8.3.40.0120.00319.00
8.3.30.0120.00319.04
8.3.20.0050.00320.33
8.3.10.0040.00423.61
8.3.00.0050.00519.37
8.2.180.0070.01118.41
8.2.170.0000.01522.96
8.2.160.0070.00720.52
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00422.26
8.2.110.0090.00022.26
8.2.100.0120.00017.59
8.2.90.0030.00619.07
8.2.80.0040.00417.97
8.2.70.0090.00317.63
8.2.60.0040.00417.93
8.2.50.0000.01018.07
8.2.40.0000.00819.93
8.2.30.0070.00018.09
8.2.20.0050.00317.78
8.2.10.0040.00418.08
8.2.00.0000.00717.77
8.1.280.0060.00925.92
8.1.270.0030.00623.96
8.1.260.0060.00326.35
8.1.250.0070.00028.09
8.1.240.0040.00423.81
8.1.230.0070.00419.22
8.1.220.0050.00317.74
8.1.210.0000.00818.77
8.1.200.0000.00917.23
8.1.190.0030.00517.23
8.1.180.0020.00618.82
8.1.170.0040.00418.43
8.1.160.0030.00521.92
8.1.150.0040.00418.68
8.1.140.0030.00517.48
8.1.130.0030.00317.78
8.1.120.0030.00417.39
8.1.110.0040.00417.51
8.1.100.0040.00417.49
8.1.90.0070.00017.55
8.1.80.0030.00517.39
8.1.70.0040.00417.46
8.1.60.0080.00417.60
8.1.50.0000.00817.52
8.1.40.0040.00417.51
8.1.30.0080.00017.57
8.1.20.0070.00017.73
8.1.10.0000.00817.56
8.1.00.0030.00517.43
8.0.300.0090.00018.98
8.0.290.0080.00017.28
8.0.280.0030.00618.48
8.0.270.0030.00317.35
8.0.260.0000.00817.16
8.0.250.0000.00716.93
8.0.240.0070.00017.02
8.0.230.0070.00016.96
8.0.220.0000.00716.83
8.0.210.0060.00216.95
8.0.200.0060.00016.88
8.0.190.0040.00417.03
8.0.180.0050.00217.01
8.0.170.0040.00416.82
8.0.160.0000.00716.80
8.0.150.0070.00016.76
8.0.140.0000.00816.95
8.0.130.0030.00313.35
8.0.120.0030.00616.80
8.0.110.0080.00016.84
8.0.100.0000.00716.92
8.0.90.0040.00416.88
8.0.80.0100.01016.91
8.0.70.0050.00316.89
8.0.60.0020.00516.73
8.0.50.0000.00716.97
8.0.30.0130.00616.96
8.0.20.0120.00717.40
8.0.10.0000.00717.09
8.0.00.0110.00716.80
7.4.330.0000.00515.00
7.4.320.0030.00316.54
7.4.300.0000.00616.54
7.4.290.0050.00316.64
7.4.280.0040.00416.64
7.4.270.0040.00416.57
7.4.260.0000.00716.62
7.4.250.0000.00816.59
7.4.240.0070.00016.43
7.4.230.0030.00316.53
7.4.220.0040.01416.68
7.4.210.0080.00716.64
7.4.200.0050.00316.43
7.4.190.0040.00416.73
7.4.160.0080.00816.47
7.4.150.0160.00317.40
7.4.140.0120.00517.86
7.4.130.0090.00916.66
7.4.120.0120.00616.55
7.4.110.0140.00516.59
7.4.100.0130.00916.68
7.4.90.0060.01116.46
7.4.80.0040.01419.39
7.4.70.0090.00816.38
7.4.60.0140.00916.29
7.4.50.0050.00016.39
7.4.40.0100.00716.54
7.4.30.0040.01216.54
7.4.00.0040.00914.96
7.3.330.0030.00313.18
7.3.320.0000.00613.24
7.3.310.0040.00416.35
7.3.300.0070.00016.40
7.3.290.0130.00616.40
7.3.280.0100.00816.41
7.3.270.0170.00017.40
7.3.260.0110.01116.47
7.3.250.0100.00716.44
7.3.240.0090.01216.34
7.3.230.0070.01016.39
7.3.210.0060.01616.35
7.3.200.0150.00919.39
7.3.190.0110.01116.77
7.3.180.0140.00716.25
7.3.170.0040.01516.50
7.3.160.0070.01016.53
7.3.120.0070.01014.95
7.3.110.0070.01115.10
7.3.100.0110.00414.67
7.3.90.0060.00914.89
7.3.80.0060.00915.21
7.3.70.0070.00714.90
7.3.60.0070.00714.78
7.3.50.0040.00714.63
7.3.40.0040.01114.82
7.3.30.0060.00814.62
7.3.20.0040.01116.33
7.3.10.0000.01216.66
7.3.00.0070.00716.89
7.2.330.0070.01116.66
7.2.320.0140.00916.40
7.2.310.0170.00716.82
7.2.300.0030.01316.76
7.2.290.0170.00916.56
7.2.250.0070.01314.88
7.2.240.0100.00715.27
7.2.230.0060.00915.00
7.2.220.0000.01115.24
7.2.210.0060.00914.77
7.2.200.0030.01015.13
7.2.190.0040.01115.28
7.2.180.0100.00414.84
7.2.170.0030.00915.13
7.1.330.0000.01215.90
7.1.320.0080.00415.76
7.1.310.0030.01516.02
7.1.300.0030.00915.82
7.1.290.0030.00715.76
7.1.280.0030.00715.81
7.1.270.0000.01215.51
7.1.260.0070.00715.90
7.1.70.0000.00717.13
7.1.60.0070.01819.46
7.1.50.0220.01335.01
7.1.00.0030.07022.42
7.0.200.0060.00316.86
7.0.140.0070.06722.09
7.0.120.0170.06721.96
7.0.110.0030.04022.07
7.0.100.0070.04021.98
7.0.90.0000.06022.21
7.0.80.0070.03722.04
7.0.70.0170.05022.09
7.0.60.0070.03721.68
7.0.50.0030.07322.01
7.0.40.0070.05320.10
7.0.30.0030.04019.94
7.0.20.0030.04020.12
7.0.10.0030.04320.01
7.0.00.0070.03720.11
5.6.280.0130.06321.13
5.6.270.0030.08720.88
5.6.260.0000.04320.75
5.6.250.0130.07321.02
5.6.240.0130.07721.07
5.6.230.0030.10021.05
5.6.220.0030.07720.75
5.6.210.0030.08320.84
5.6.200.0000.04321.03
5.6.190.0070.03720.70
5.6.180.0070.04021.00
5.6.170.0030.04321.01
5.6.160.0000.04020.78
5.6.150.0000.04321.01
5.6.140.0030.04020.70
5.6.130.0000.06721.04
5.6.120.0030.04020.91
5.6.110.0070.06021.05
5.6.100.0030.04321.04
5.6.90.0000.04721.05
5.6.80.0030.03720.19
5.6.70.0000.04320.38
5.6.60.0000.04720.43
5.6.50.0030.05720.44
5.6.40.0030.06320.37
5.6.30.0000.04320.17
5.6.20.0030.05020.39
5.6.10.0030.04320.14
5.6.00.0000.08020.17
5.5.380.0070.06717.62
5.5.370.0030.06317.70
5.5.360.0030.05017.52
5.5.350.0000.06317.66
5.5.340.0100.06017.93
5.5.330.0070.05718.25
5.5.320.0000.04018.25
5.5.310.0000.04318.12
5.5.300.0070.03317.94
5.5.290.0030.04017.97
5.5.280.0100.06718.07
5.5.270.0000.04317.84
5.5.260.0030.06018.07
5.5.250.0000.03717.90
5.5.240.0100.05717.48
5.5.230.0000.04017.29
5.5.220.0030.05317.34
5.5.210.0070.04017.46
5.5.200.0000.04317.59
5.5.190.0070.03317.27
5.5.180.0030.03717.19
5.5.160.0030.06317.60
5.5.150.0070.07017.40
5.5.140.0000.06017.45
5.5.130.0070.06017.45
5.5.120.0030.03717.60
5.5.110.0030.03717.48
5.5.100.0000.09017.20
5.5.90.0100.05317.17
5.5.80.0030.03317.37
5.5.70.0070.07317.32
5.5.60.0000.03717.21
5.5.50.0000.08017.31
5.5.40.0000.07717.36
5.5.30.0000.06017.31
5.5.20.0070.07717.32
5.5.10.0000.07717.15
5.5.00.0030.07317.33
5.4.450.0000.04319.48
5.4.440.0000.04319.59
5.4.430.0070.06319.25
5.4.420.0030.03719.59
5.4.410.0030.03019.15
5.4.400.0030.04319.21
5.4.390.0000.04018.98
5.4.380.0000.04019.19
5.4.370.0030.04019.16
5.4.360.0000.04019.16
5.4.350.0000.04019.12
5.4.340.0070.07018.96
5.4.320.0070.03719.11
5.4.310.0100.07019.27
5.4.300.0070.05719.09
5.4.290.0070.07019.12
5.4.280.0100.06719.04
5.4.270.0000.03718.89
5.4.260.0070.06719.16
5.4.250.0030.07319.08
5.4.240.0000.05718.94
5.4.230.0100.06718.89
5.4.220.0000.06719.18
5.4.210.0030.07019.08
5.4.200.0070.07718.96
5.4.190.0030.03719.01
5.4.180.0000.03718.90
5.4.170.0100.06719.08
5.4.160.0000.03718.92
5.4.150.0030.07719.17
5.4.140.0030.07316.29
5.4.130.0070.06716.36
5.4.120.0000.05016.31
5.4.110.0000.07716.32
5.4.100.0000.07016.57
5.4.90.0000.03316.47
5.4.80.0030.06016.39
5.4.70.0070.06016.53
5.4.60.0000.06316.48
5.4.50.0100.03016.24
5.4.40.0030.06716.45
5.4.30.0000.03316.45
5.4.20.0000.03316.24
5.4.10.0070.06316.46
5.4.00.0030.07016.02
5.3.290.0070.06714.70
5.3.280.0000.07314.74
5.3.270.0100.06714.75
5.3.260.0030.06314.63
5.3.250.0030.07314.64
5.3.240.0030.03714.74
5.3.230.0070.07014.70
5.3.220.0000.07714.57
5.3.210.0070.06314.61
5.3.200.0030.07714.58
5.3.190.0100.06714.68
5.3.180.0030.05714.60
5.3.170.0000.07714.59
5.3.160.0000.03714.60
5.3.150.0000.04314.67
5.3.140.0000.03714.71
5.3.130.0030.07014.57
5.3.120.0030.06714.44
5.3.110.0030.07014.65
5.3.100.0030.07314.00
5.3.90.0000.06014.13
5.3.80.0070.06714.07
5.3.70.0030.07314.18
5.3.60.0030.05714.02
5.3.50.0030.06713.99
5.3.40.0030.07713.96
5.3.30.0070.07013.92
5.3.20.0000.07713.65
5.3.10.0000.06013.80
5.3.00.0070.03713.69
5.2.170.0000.05311.13
5.2.160.0030.03011.18
5.2.150.0000.04311.38
5.2.140.0030.02711.25
5.2.130.0000.05710.97
5.2.120.0030.06011.16
5.2.110.0030.05311.20
5.2.100.0000.05311.10
5.2.90.0030.05311.21
5.2.80.0000.06311.11
5.2.70.0000.06310.97
5.2.60.0030.05311.08
5.2.50.0000.04711.24
5.2.40.0070.05311.22
5.2.30.0070.05011.11
5.2.20.0030.05710.84
5.2.10.0030.02310.86
5.2.00.0030.06310.78
5.1.60.0030.04010.00
5.1.50.0070.02710.07
5.1.40.0070.0479.98
5.1.30.0030.05310.40
5.1.20.0000.04710.31
5.1.10.0030.02010.04
5.1.00.0030.05310.08
5.0.50.0030.0409.84
5.0.40.0070.0409.84
5.0.30.0030.0439.84
5.0.20.0030.0409.84
5.0.10.0070.0339.84
5.0.00.0000.0679.84
4.4.90.0030.0239.84
4.4.80.0030.0309.84
4.4.70.0000.0339.84
4.4.60.0000.0339.84
4.4.50.0000.0379.84
4.4.40.0000.0239.84
4.4.30.0000.0309.84
4.4.20.0000.0309.84
4.4.10.0030.0309.84
4.4.00.0030.0479.84
4.3.110.0000.0239.84
4.3.100.0000.0339.84
4.3.90.0030.0239.84
4.3.80.0000.0239.84
4.3.70.0000.0239.84
4.3.60.0030.0209.84
4.3.50.0000.0379.84
4.3.40.0030.0309.84
4.3.30.0030.0209.84
4.3.20.0030.0139.84
4.3.10.0000.0179.84
4.3.00.0030.0139.84

preferences:
42.65 ms | 400 KiB | 5 Q