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 '<br/> FIFO Traversing<br/>'; $doubly->setIteratorMode(SplDoublyLinkedList::IT_MODE_FIFO | SplDoublyLinkedList::IT_MODE_KEEP); $doubly->rewind(); foreach($doubly as $key=>$value) { echo '<br/>Traversed:'.$key.' '.$value['name']; } echo '<br/>LIFO Traversing - Keep mode <br/>'; $doubly->setIteratorMode(SplDoublyLinkedList::IT_MODE_LIFO | SplDoublyLinkedList::IT_MODE_KEEP); $doubly->rewind(); foreach($doubly as $key=>$value) { echo '<br/>Traversed:'.$key.' '.$value['name']; } echo '<br/>LIFO Traversing - Delete mode <br/>'; $doubly->setIteratorMode(SplDoublyLinkedList::IT_MODE_LIFO | SplDoublyLinkedList::IT_MODE_DELETE); $doubly->rewind(); foreach($doubly as $key=>$value) { if($key == 2) break; echo '<br/>Traversed:'.$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)
8.3.60.0100.01018.16
8.3.50.0100.00722.85
8.3.40.0120.00318.75
8.3.30.0070.00719.22
8.3.20.0040.00420.34
8.3.10.0060.00323.51
8.3.00.0090.00619.13
8.2.180.0100.00317.93
8.2.170.0090.01222.96
8.2.160.0030.01220.43
8.2.150.0110.00724.18
8.2.140.0050.00324.66
8.2.130.0130.00626.16
8.2.120.0180.00019.95
8.2.110.0060.00320.50
8.2.100.0030.01018.28
8.2.90.0030.00519.30
8.2.80.0050.00317.97
8.2.70.0040.00417.50
8.2.60.0050.00317.93
8.2.50.0080.00018.07
8.2.40.0000.00818.28
8.2.30.0040.00419.57
8.2.20.0020.00517.70
8.2.10.0040.00418.10
8.2.00.0000.00817.83
8.1.280.0030.01425.92
8.1.270.0130.00723.74
8.1.260.0000.01026.35
8.1.250.0100.01028.09
8.1.240.0060.00322.19
8.1.230.0090.00319.15
8.1.220.0000.00817.77
8.1.210.0000.00818.77
8.1.200.0090.00017.25
8.1.190.0040.00417.23
8.1.180.0050.00318.10
8.1.170.0000.01018.57
8.1.160.0000.00722.04
8.1.150.0050.00318.96
8.1.140.0080.00017.36
8.1.130.0000.00717.81
8.1.120.0040.00417.51
8.1.110.0060.00317.47
8.1.100.0080.00017.48
8.1.90.0040.00417.44
8.1.80.0060.00317.37
8.1.70.0030.00317.43
8.1.60.0030.00617.57
8.1.50.0040.00417.54
8.1.40.0050.00317.42
8.1.30.0040.00417.68
8.1.20.0000.00917.59
8.1.10.0040.00417.52
8.1.00.0040.00417.50
8.0.300.0000.00918.77
8.0.290.0000.00716.75
8.0.280.0060.00318.39
8.0.270.0000.00917.28
8.0.260.0030.00317.16
8.0.250.0000.00716.89
8.0.240.0000.00716.92
8.0.230.0040.00416.91
8.0.220.0040.00416.88
8.0.210.0080.00016.90
8.0.200.0060.00017.00
8.0.190.0000.00716.99
8.0.180.0080.00416.98
8.0.170.0040.00416.79
8.0.160.0000.00717.01
8.0.150.0040.00416.93
8.0.140.0040.00416.88
8.0.130.0030.00313.33
8.0.120.0050.00316.90
8.0.110.0040.00416.84
8.0.100.0040.00416.70
8.0.90.0000.00716.71
8.0.80.0150.00316.86
8.0.70.0030.00516.88
8.0.60.0040.00416.77
8.0.50.0000.00816.95
8.0.30.0150.00616.85
8.0.20.0110.00817.40
8.0.10.0040.00417.08
8.0.00.0090.00916.78
7.4.330.0000.00515.00
7.4.320.0040.00416.54
7.4.300.0060.00016.62
7.4.290.0030.00316.66
7.4.280.0040.00416.63
7.4.270.0000.00716.48
7.4.260.0040.00416.61
7.4.250.0000.00816.49
7.4.240.0040.00316.58
7.4.230.0070.00016.62
7.4.220.0130.00616.71
7.4.210.0130.00616.50
7.4.200.0000.00716.62
7.4.160.0030.01316.50
7.4.150.0110.00817.40
7.4.140.0110.01117.86
7.4.130.0100.01016.59
7.4.120.0170.00716.63
7.4.110.0030.01816.51
7.4.100.0110.00716.59
7.4.90.0070.01016.47
7.4.80.0060.01219.39
7.4.70.0110.00816.63
7.4.60.0170.00716.33
7.4.50.0040.00016.44
7.4.40.0070.01116.49
7.4.30.0150.00316.48
7.4.10.0090.00614.86
7.4.00.0090.00814.85
7.3.330.0000.00513.21
7.3.320.0050.00013.08
7.3.310.0050.00216.36
7.3.300.0000.00716.26
7.3.290.0100.00716.40
7.3.280.0070.00916.30
7.3.270.0060.01217.40
7.3.260.0130.01016.28
7.3.250.0080.01016.56
7.3.240.0130.00316.53
7.3.230.0150.00316.39
7.3.210.0100.00716.59
7.3.200.0130.00319.39
7.3.190.0090.01416.55
7.3.180.0110.00716.41
7.3.170.0100.00716.55
7.3.160.0100.00716.63
7.3.130.0000.01814.84
7.3.120.0080.01115.00
7.3.110.0100.00714.72
7.3.100.0080.00814.82
7.3.90.0050.01114.88
7.3.80.0090.00715.02
7.3.70.0060.00914.83
7.3.60.0060.00614.76
7.3.50.0100.00614.84
7.3.40.0090.00614.80
7.3.30.0070.00714.88
7.3.20.0060.00616.59
7.3.10.0040.00916.66
7.3.00.0080.00516.66
7.2.330.0160.00816.64
7.2.320.0070.01616.71
7.2.310.0060.01916.84
7.2.300.0120.00916.44
7.2.290.0070.01016.57
7.2.260.0060.01215.04
7.2.250.0070.00914.95
7.2.240.0110.00715.16
7.2.230.0050.01015.10
7.2.220.0060.01014.98
7.2.210.0070.00514.99
7.2.200.0030.00915.18
7.2.190.0070.00714.98
7.2.180.0050.01015.06
7.2.170.0070.00715.06
7.2.160.0040.00914.94
7.2.150.0010.00917.02
7.2.140.0060.00316.96
7.2.130.0000.01016.92
7.2.120.0020.01216.71
7.2.110.0050.01217.00
7.2.100.0020.00816.99
7.2.90.0050.00816.78
7.2.80.0040.01016.94
7.2.70.0080.00916.80
7.2.60.0050.01117.02
7.2.50.0070.01016.86
7.2.40.0080.00516.85
7.2.30.0080.01016.84
7.2.20.0070.00617.00
7.2.10.0030.01016.91
7.2.00.0070.00517.57
7.1.330.0070.00815.73
7.1.320.0050.01115.70
7.1.310.0020.00915.74
7.1.300.0070.00515.75
7.1.290.0060.00615.68
7.1.280.0070.00515.90
7.1.270.0050.00815.92
7.1.260.0040.00815.71
7.1.250.0040.00915.73
7.1.240.0060.00815.81
7.1.230.0020.01015.77
7.1.220.0030.01015.72
7.1.210.0050.00715.81
7.1.200.0060.00815.92
7.1.190.0030.01015.90
7.1.180.0090.00615.66
7.1.170.0050.01115.81
7.1.160.0080.00615.68
7.1.150.0030.01015.60
7.1.140.0040.00515.85
7.1.130.0060.00715.81
7.1.120.0040.00915.77
7.1.110.0110.00315.79
7.1.100.0030.00816.48
7.1.90.0020.00915.91
7.1.80.0090.00315.79
7.1.70.0030.01216.15
7.1.60.0070.01217.13
7.1.50.0070.00816.11
7.1.40.0080.00415.64
7.1.30.0000.01315.52
7.1.20.0070.00515.86
7.1.10.0050.00915.96
7.1.00.0030.02917.88
7.0.330.0040.00415.40
7.0.320.0060.00615.24
7.0.310.0050.00815.36
7.0.300.0090.00715.38
7.0.290.0070.00915.44
7.0.280.0070.00715.30
7.0.270.0000.01215.45
7.0.260.0090.00515.43
7.0.250.0050.00715.55
7.0.240.0040.00715.39
7.0.230.0030.00915.40
7.0.220.0030.00815.46
7.0.210.0020.01115.34
7.0.200.0040.00615.72
7.0.190.0020.00815.39
7.0.180.0030.00615.49
7.0.170.0070.00715.50
7.0.160.0020.01015.25
7.0.150.0080.00815.42
7.0.140.0040.03117.62
7.0.130.0050.00715.39
7.0.120.0060.00415.29
7.0.110.0050.00815.37
7.0.100.0080.00515.24
7.0.90.0080.00615.49
7.0.80.0020.00915.27
7.0.70.0070.00915.43
7.0.60.0090.03216.83
7.0.50.0060.02716.29
7.0.40.0050.03115.69
7.0.30.0090.03315.72
7.0.20.0100.02315.77
7.0.10.0060.02515.77
7.0.00.0060.02015.63
5.6.400.0030.00714.42
5.6.390.0070.00514.46
5.6.380.0080.00814.43
5.6.370.0050.00914.18
5.6.360.0070.00614.54
5.6.350.0040.01214.44
5.6.340.0060.00614.50
5.6.330.0050.01214.30
5.6.320.0060.00414.27
5.6.310.0040.00914.64
5.6.300.0060.01014.26
5.6.290.0080.00614.27
5.6.280.0100.02216.60
5.6.270.0050.00614.46
5.6.260.0070.00814.47
5.6.250.0050.00714.56
5.6.240.0070.00714.53
5.6.230.0060.00314.23
5.6.220.0020.01114.27
5.6.210.0050.03116.44
5.6.200.0070.03115.59
5.6.190.0050.03116.37
5.6.180.0110.02816.46
5.6.170.0120.02916.27
5.6.160.0060.02116.33
5.6.150.0050.03015.54
5.6.140.0040.03315.69
5.6.130.0040.02915.59
5.6.120.0050.03616.45
5.6.110.0060.03616.56
5.6.100.0060.03316.59
5.6.90.0090.02416.45
5.6.80.0080.03216.29
5.6.70.1320.01616.19
5.6.60.0080.00714.35
5.6.50.0050.00614.38
5.6.40.0080.00614.30
5.6.30.0070.00514.22
5.6.20.0060.00814.41
5.6.10.0080.00414.22
5.6.00.0050.00514.40
5.5.380.0030.01014.46
5.5.370.0020.01114.16
5.5.360.0020.01014.31
5.5.350.0100.02416.34
5.5.340.0050.01815.43
5.5.330.0050.02116.34
5.5.320.0100.02416.23
5.5.310.0140.01616.25
5.5.300.0070.03215.71
5.5.290.0080.02915.57
5.5.280.0060.03216.45
5.5.270.0040.03016.63
5.5.260.0020.03816.54
5.5.250.0080.02916.30
5.5.240.0100.02816.14
5.5.230.0020.01114.05
5.5.220.0090.00614.34
5.5.210.0080.00314.37
5.5.200.0050.00614.19
5.5.190.0030.00614.21
5.5.180.0020.01114.32
5.5.170.0060.00614.22
5.5.160.0080.00614.22
5.5.150.0080.00214.36
5.5.140.0020.01314.29
5.5.130.0050.00914.27
5.5.120.0030.00614.43
5.5.110.0030.00814.30
5.5.100.0040.01014.05
5.5.90.0070.00614.08
5.5.80.0090.00614.17
5.5.70.0070.00814.25
5.5.60.0050.01214.16
5.5.50.0050.01114.07
5.5.40.0040.00714.37
5.5.30.0050.01014.20
5.5.20.0080.00514.23
5.5.10.0060.00714.47
5.5.00.0140.00214.11
5.4.450.0190.01914.33
5.4.440.0180.02114.32
5.4.430.0120.01514.35
5.4.420.0070.02114.26
5.4.410.0260.02014.26
5.4.400.0090.01414.09
5.4.390.0150.01914.01
5.4.380.0210.02014.04
5.4.370.0130.02013.99
5.4.360.0140.02514.00
5.4.350.0170.02113.88
5.4.340.0220.02613.95
5.4.330.0050.00511.55
5.4.320.0110.01311.99
5.4.310.0080.01411.90
5.4.300.0060.01611.85
5.4.290.0020.01911.98
5.4.280.0040.01811.96
5.4.270.0060.01911.83
5.4.260.0030.02011.83
5.4.250.0060.01811.94
5.4.240.0070.01611.93
5.4.230.0040.01811.93
5.4.220.0050.01911.89
5.4.210.0080.01411.85
5.4.200.0070.01611.87
5.4.190.0070.01911.84
5.4.180.0050.01811.82
5.4.170.0080.01511.93
5.4.160.0050.01611.79
5.4.150.0070.01511.94
5.4.140.0070.01811.75
5.4.130.0060.01911.83
5.4.120.0040.01911.75
5.4.110.0040.01911.70
5.4.100.0030.01911.78
5.4.90.0060.02011.79
5.4.80.0060.01611.72
5.4.70.0050.01611.80
5.4.60.0030.01711.74
5.4.50.0050.01611.74
5.4.40.0050.01611.76
5.4.30.0030.01911.79
5.4.20.0030.01911.69
5.4.10.0040.01911.69
5.4.00.0050.01411.59
5.3.290.0100.04812.80
5.3.280.0040.04412.71
5.3.270.0070.03812.72
5.3.260.0110.03512.72
5.3.250.0070.03712.72
5.3.240.0050.03812.72
5.3.230.0070.03712.71
5.3.220.0080.03612.68
5.3.210.0060.03912.68
5.3.200.0050.03812.68
5.3.190.0110.03412.68
5.3.180.0060.03712.67
5.3.170.0100.03312.67
5.3.160.0050.03812.67
5.3.150.0030.04212.67
5.3.140.0050.03812.66
5.3.130.0110.03412.66
5.3.120.0070.03812.66
5.3.110.0100.03912.66
5.3.100.0040.04012.12
5.3.90.0070.04112.08
5.3.80.0060.03812.07
5.3.70.0110.04612.08
5.3.60.0090.04612.07
5.3.50.0040.03812.00
5.3.40.0090.03512.00
5.3.30.0030.03911.96
5.3.20.0090.03311.73
5.3.10.0070.03411.70
5.3.00.0090.03411.69
5.2.170.0050.0339.20
5.2.160.0070.0289.20
5.2.150.0050.0319.20
5.2.140.0070.0309.19
5.2.130.0040.0309.15
5.2.120.0050.0309.15
5.2.110.0080.0269.16
5.2.100.0060.0289.16
5.2.90.0050.0299.16
5.2.80.0070.0289.16
5.2.70.0070.0289.15
5.2.60.0050.0309.11
5.2.50.0060.0299.08
5.2.40.0050.0299.05
5.2.30.0030.0319.03
5.2.20.0070.0269.02
5.2.10.0050.0338.94
5.2.00.0040.0308.80
5.1.60.0050.0238.09
5.1.50.0020.0278.08
5.1.40.0040.0368.06
5.1.30.0060.0318.41
5.1.20.0060.0418.43
5.1.10.0040.0358.16
5.1.00.0020.0298.16
5.0.50.0080.0216.64
5.0.40.0050.0256.50
5.0.30.0030.0406.32
5.0.20.0070.0196.28
5.0.10.0050.0266.27
5.0.00.0040.0326.26
4.4.90.0060.0194.78
4.4.80.0030.0154.76
4.4.70.0030.0154.75
4.4.60.0030.0154.75
4.4.50.0030.0164.77
4.4.40.0010.0294.71
4.4.30.0020.0164.76
4.4.20.0020.0164.84
4.4.10.0020.0164.85
4.4.00.0040.0244.76
4.3.110.0040.0164.67
4.3.100.0010.0174.66
4.3.90.0050.0134.64
4.3.80.0020.0264.59
4.3.70.0020.0154.63
4.3.60.0030.0144.63
4.3.50.0040.0144.63
4.3.40.0040.0324.54
4.3.30.0030.0183.29
4.3.20.0020.0223.27
4.3.10.0020.0183.22
4.3.00.0000.02018.56

preferences:
55.13 ms | 401 KiB | 5 Q