3v4l.org

run code in 300+ PHP versions simultaneously
<?php $doubly=new SplDoublyLinkedList(); $doubly->push(array('name'=>'Naruto')); $doubly->push(array('name'=>'Sakura')); $doubly->push(array('name'=>'Neji')); $doubly->push(array('name'=>'Sasuke')); var_dump($doubly); echo '\r\n FIFO Traversing \r\n'; $doubly->setIteratorMode(SplDoublyLinkedList::IT_MODE_FIFO | SplDoublyLinkedList::IT_MODE_KEEP); $doubly->rewind(); foreach($doubly as $key=>$value) { echo '\r\nTraversed:'.$key.' '.$value['name']; } echo '\r\nLIFO Traversing - Keep mode \r\n'; $doubly->setIteratorMode(SplDoublyLinkedList::IT_MODE_LIFO | SplDoublyLinkedList::IT_MODE_KEEP); $doubly->rewind(); foreach($doubly as $key=>$value) { echo '\r\nTraversed:'.$key.' '.$value['name']; } echo '\r\nLIFO Traversing - Delete mode \r\n'; $doubly->setIteratorMode(SplDoublyLinkedList::IT_MODE_LIFO | SplDoublyLinkedList::IT_MODE_DELETE); $doubly->rewind(); foreach($doubly as $key=>$value) { if($key == 2) break; echo '\r\nTraversed:'.$key.' '.$value['name']; } var_dump($doubly);

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)
8.3.60.0110.01118.31
8.3.50.0100.00922.82
8.3.40.0040.01118.71
8.3.30.0110.00419.13
8.3.20.0120.00620.27
8.3.10.0130.00623.57
8.3.00.0080.00819.34
8.2.180.0100.01316.88
8.2.170.0110.00422.96
8.2.160.0060.00920.32
8.2.150.0070.00724.18
8.2.140.0080.00024.66
8.2.130.0140.00326.16
8.2.120.0040.00421.05
8.2.110.0070.01120.40
8.2.100.0090.00318.11
8.2.90.0000.00819.34
8.2.80.0030.00517.97
8.2.70.0030.00617.75
8.2.60.0040.00418.05
8.2.50.0120.00018.07
8.2.40.0030.00618.16
8.2.30.0000.00719.45
8.2.20.0050.00317.88
8.2.10.0040.00418.02
8.2.00.0040.00417.75
8.1.280.0070.01025.92
8.1.270.0100.01023.87
8.1.260.0040.00426.35
8.1.250.0090.00628.09
8.1.240.0090.00022.05
8.1.230.0000.01119.08
8.1.220.0000.00817.77
8.1.210.0040.00418.77
8.1.200.0110.00317.21
8.1.190.0050.00317.35
8.1.180.0040.00418.10
8.1.170.0120.00018.68
8.1.160.0030.00622.14
8.1.150.0060.00318.81
8.1.140.0080.00017.39
8.1.130.0040.00417.83
8.1.120.0040.00417.51
8.1.110.0030.00617.40
8.1.100.0070.00017.50
8.1.90.0050.00217.52
8.1.80.0070.00017.50
8.1.70.0000.00717.35
8.1.60.0000.00817.49
8.1.50.0030.00617.59
8.1.40.0040.00417.40
8.1.30.0080.00017.58
8.1.20.0040.00417.68
8.1.10.0000.00717.50
8.1.00.0060.00317.52
8.0.300.0040.00418.77
8.0.290.0050.00316.63
8.0.280.0000.00918.47
8.0.270.0040.00417.20
8.0.260.0070.00017.25
8.0.250.0000.00716.96
8.0.240.0000.00716.93
8.0.230.0000.00716.97
8.0.220.0040.00416.93
8.0.210.0080.00016.88
8.0.200.0040.00416.98
8.0.190.0040.00416.96
8.0.180.0040.00816.94
8.0.170.0080.00016.84
8.0.160.0070.00016.97
8.0.150.0000.00716.75
8.0.140.0000.00716.75
8.0.130.0030.00313.39
8.0.120.0060.00316.87
8.0.110.0000.00716.89
8.0.100.0050.00316.77
8.0.90.0070.00017.04
8.0.80.0070.01016.98
8.0.70.0060.00316.92
8.0.60.0000.00716.70
8.0.50.0040.00416.95
8.0.30.0100.01117.25
8.0.20.0120.01017.40
8.0.10.0040.00417.07
8.0.00.0080.01016.77
7.4.330.0030.00315.09
7.4.320.0000.00616.62
7.4.300.0030.00316.43
7.4.290.0040.00416.48
7.4.280.0000.00716.48
7.4.270.0000.00716.68
7.4.260.0030.00316.52
7.4.250.0030.00516.48
7.4.240.0040.00316.53
7.4.230.0000.00716.52
7.4.220.0180.00916.67
7.4.210.0130.00316.53
7.4.200.0050.00316.71
7.4.160.0070.01016.36
7.4.150.0100.01017.40
7.4.140.0090.01217.86
7.4.130.0120.00616.49
7.4.120.0130.00716.57
7.4.110.0120.00616.51
7.4.100.0150.00316.42
7.4.90.0070.01316.41
7.4.80.0110.00719.39
7.4.70.0060.01416.66
7.4.60.0140.00316.42
7.4.50.0030.00616.41
7.4.40.0030.01516.59
7.4.30.0030.01316.43
7.4.00.0030.01314.88
7.3.330.0000.00613.26
7.3.320.0020.00213.20
7.3.310.0030.00516.18
7.3.300.0040.00416.30
7.3.290.0030.01716.26
7.3.280.0070.00916.29
7.3.270.0090.00917.40
7.3.260.0130.00916.29
7.3.250.0140.00716.48
7.3.240.0090.00916.50
7.3.230.0130.00316.40
7.3.210.0120.00616.33
7.3.200.0110.00719.39
7.3.190.0080.00916.58
7.3.180.0100.00716.60
7.3.170.0060.00916.27
7.3.160.0070.01016.31
7.3.120.0080.01115.03
7.3.110.0070.01114.86
7.3.100.0030.00814.78
7.3.90.0030.00914.85
7.3.80.0000.00914.82
7.3.70.0040.01414.86
7.3.60.0070.00414.99
7.3.50.0100.00614.80
7.3.40.0130.00314.99
7.3.30.0030.01014.95
7.3.20.0070.01016.71
7.3.10.0030.01316.41
7.3.00.0060.00616.61
7.2.330.0120.01116.69
7.2.320.0070.01016.75
7.2.310.0140.00716.58
7.2.300.0100.01016.44
7.2.290.0000.01616.84
7.2.250.0120.00315.29
7.2.240.0140.00315.29
7.2.230.0100.00314.98
7.2.220.0160.00314.62
7.2.210.0070.00315.16
7.2.200.0060.01215.29
7.2.190.0090.00315.18
7.2.180.0030.01014.89
7.2.170.0130.00314.91
7.2.80.0170.00716.75
7.2.00.0000.01319.32
7.1.330.0090.00615.96
7.1.320.0070.01015.63
7.1.310.0030.01016.12
7.1.300.0040.00715.59
7.1.290.0150.00015.85
7.1.280.0110.00315.79
7.1.270.0060.00615.70
7.1.260.0080.00415.55
7.1.200.0040.01115.67
7.1.100.0080.00418.29
7.1.70.0040.00717.16
7.1.60.0040.00817.31
7.1.50.0070.01316.64
7.1.00.0030.07322.30
7.0.200.0030.01316.79
7.0.140.0030.07321.95
7.0.60.0100.06719.95
7.0.50.0030.07017.83
7.0.40.0070.04320.04
7.0.30.0200.08020.34
7.0.20.0200.04720.12
7.0.10.0070.04020.00
7.0.00.0030.04720.11
5.6.280.0130.06720.91
5.6.210.0070.08020.66
5.6.200.0130.07718.18
5.6.190.0070.05320.33
5.6.180.0230.04720.68
5.6.170.0300.08020.44
5.6.160.0030.07020.40
5.6.150.0070.04718.15
5.6.140.0030.06718.17
5.6.130.0070.08018.21
5.6.120.0100.07720.87
5.6.110.0100.07721.01
5.6.100.0100.06320.98
5.6.90.0100.07021.09
5.6.80.0100.07320.41
5.5.350.0270.07720.29
5.5.340.0030.08318.00
5.5.330.0100.04320.23
5.5.320.0000.04020.13
5.5.310.0170.05720.33
5.5.300.0170.07318.02
5.5.290.0070.08717.97
5.5.280.0100.06320.86
5.5.270.0070.05320.77
5.5.260.0130.07320.99
5.5.250.0130.07720.63
5.5.240.3830.04020.06
5.4.450.0200.04319.57
5.4.440.0500.04019.26
5.4.430.0170.04319.24
5.4.420.0200.05019.57
5.4.410.1100.05319.26
5.4.400.0330.03319.16
5.4.390.0370.04019.16
5.4.380.0300.05318.51
5.4.370.0500.07318.73
5.4.360.0400.05018.47
5.4.350.0470.06318.73
5.4.340.0330.06018.76
5.4.320.0050.03712.47
5.4.310.0030.04112.47
5.4.300.0090.03412.47
5.4.290.0020.04212.46
5.4.280.0070.03412.37
5.4.270.0070.03812.37
5.4.260.0060.03912.37
5.4.250.0050.04012.36
5.4.240.0020.04012.37
5.4.230.0090.04412.36
5.4.220.0050.03712.36
5.4.210.0040.03812.36
5.4.200.0060.03812.36
5.4.190.0050.03712.35
5.4.180.0070.03512.35
5.4.170.0050.03812.36
5.4.160.0070.03512.36
5.4.150.0090.03412.36
5.4.140.0100.03412.04
5.4.130.0090.03912.03
5.4.120.0050.05311.99
5.4.110.0110.04611.98
5.4.100.0100.03211.98
5.4.90.0060.04111.98
5.4.80.0060.03811.98
5.4.70.0060.03611.98
5.4.60.0050.03711.97
5.4.50.0030.03911.97
5.4.40.0120.04311.96
5.4.30.0050.03711.96
5.4.20.0090.04811.96
5.4.10.0080.04511.96
5.4.00.0060.03911.45
5.3.290.0110.04912.80
5.3.280.0100.04212.71
5.3.270.0090.03812.73
5.3.260.0070.05512.72
5.3.250.0080.03612.72
5.3.240.0070.04412.72
5.3.230.0050.04112.71
5.3.220.0050.03912.68
5.3.210.0050.04212.68
5.3.200.0120.04412.68
5.3.190.0120.03512.68
5.3.180.0080.04512.67
5.3.170.0080.03912.66
5.3.160.0030.04112.68
5.3.150.0070.03712.67
5.3.140.0050.04312.66
5.3.130.0090.03912.66
5.3.120.0110.03612.66
5.3.110.0080.04412.66
5.3.100.0100.03412.12
5.3.90.0050.04712.08
5.3.80.0070.03812.07
5.3.70.0060.03912.08
5.3.60.0110.03812.07
5.3.50.0040.03812.00
5.3.40.0080.03912.00
5.3.30.0110.03011.96
5.3.20.0070.03511.73
5.3.10.0040.03711.71
5.3.00.0030.04011.70
5.2.170.0030.0339.20
5.2.160.0040.0319.20
5.2.150.0050.0359.20
5.2.140.0040.0319.20
5.2.130.0040.0309.15
5.2.120.0040.0299.16
5.2.110.0060.0289.16
5.2.100.0060.0289.16
5.2.90.0030.0329.16
5.2.80.0050.0309.15
5.2.70.0030.0329.15
5.2.60.0060.0299.11
5.2.50.0050.0309.07
5.2.40.0070.0279.06
5.2.30.0050.0299.03
5.2.20.0080.0269.02
5.2.10.0040.0308.94
5.2.00.0040.0338.80
5.1.60.0040.0258.08
5.1.50.0060.0248.08
5.1.40.0040.0268.06
5.1.30.0080.0298.41
5.1.20.0050.0268.43
5.1.10.0040.0268.16
5.1.00.0030.0278.16
5.0.50.0020.0226.64
5.0.40.0030.0206.50
5.0.30.0020.0326.32
5.0.20.0040.0196.29
5.0.10.0040.0196.27
5.0.00.0030.0316.25
4.4.90.0020.0164.78
4.4.80.0040.0144.76
4.4.70.0030.0154.76
4.4.60.0020.0194.76
4.4.50.0020.0164.77
4.4.40.0020.0254.71
4.4.30.0030.0164.76
4.4.20.0020.0164.84
4.4.10.0040.0144.85
4.4.00.0030.0244.76
4.3.110.0050.0134.67
4.3.100.0030.0144.66
4.3.90.0020.0154.63
4.3.80.0040.0234.58
4.3.70.0040.0134.63
4.3.60.0020.0154.63
4.3.50.0030.0154.62
4.3.40.0010.0254.54
4.3.30.0030.0153.29
4.3.20.0020.0163.27
4.3.10.0020.0153.23
4.3.00.0070.00718.56

preferences:
45.4 ms | 401 KiB | 5 Q