3v4l.org

run code in 300+ PHP versions simultaneously
<?php /* * Examples of DoublyLinkedList */ $obj = new SplDoublyLinkedList(); // Check wither linked list is empty if ($obj->isEmpty()) { echo "Adding nodes to Linked List<br>"; $obj->push(2); $obj->push(3); echo "Adding the node at beginning of doubly linked list <br>"; $obj->unshift(10); } echo "<br>Our Linked List:"; print_r($obj); echo "<br>Pick the node from beginning of doubly linked list"; echo $obj->bottom();

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)
8.3.60.0090.00616.36
8.3.50.0030.01222.99
8.3.40.0140.00318.52
8.3.30.0100.00318.95
8.3.20.0070.00020.25
8.3.10.0080.00023.53
8.3.00.0080.00019.05
8.2.180.0060.00925.92
8.2.170.0060.00919.09
8.2.160.0110.00322.96
8.2.150.0080.00025.66
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00421.09
8.2.110.0030.00620.16
8.2.100.0040.00818.22
8.2.90.0040.00419.07
8.2.80.0030.00517.97
8.2.70.0000.00917.49
8.2.60.0000.00918.04
8.2.50.0080.00018.07
8.2.40.0040.00418.34
8.2.30.0000.00719.34
8.2.20.0000.00817.66
8.2.10.0040.00417.99
8.2.00.0040.00417.57
8.1.280.0030.01225.92
8.1.270.0030.00523.83
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0060.00322.01
8.1.230.0110.00019.15
8.1.220.0080.00017.74
8.1.210.0040.00418.77
8.1.200.0030.00717.23
8.1.190.0030.00517.23
8.1.180.0030.00618.10
8.1.170.0060.00318.66
8.1.160.0050.00221.99
8.1.150.0070.00018.86
8.1.140.0070.00017.37
8.1.130.0000.00817.74
8.1.120.0050.00217.29
8.1.110.0000.00817.44
8.1.100.0000.00717.38
8.1.90.0000.00717.30
8.1.80.0000.00817.27
8.1.70.0030.00317.34
8.1.60.0040.00417.52
8.1.50.0030.00517.35
8.1.40.0090.00017.39
8.1.30.0000.00817.50
8.1.20.0050.00217.54
8.1.10.0000.00717.55
8.1.00.0040.00417.47
8.0.300.0000.00718.77
8.0.290.0070.00016.75
8.0.280.0060.00318.33
8.0.270.0030.00317.24
8.0.260.0000.00617.25
8.0.250.0030.00316.99
8.0.240.0000.00816.91
8.0.230.0040.00416.91
8.0.220.0030.00616.84
8.0.210.0000.00616.73
8.0.200.0030.00316.88
8.0.190.0000.00816.87
8.0.180.0030.00316.85
8.0.170.0040.00416.82
8.0.160.0080.00016.89
8.0.150.0030.00316.79
8.0.140.0050.00216.69
8.0.130.0030.00313.21
8.0.120.0040.00416.84
8.0.110.0000.00716.80
8.0.100.0040.00416.89
8.0.90.0000.00716.89
8.0.80.0070.01316.87
8.0.70.0030.00516.70
8.0.60.0050.00316.82
8.0.50.0000.00816.84
8.0.30.0080.01317.03
8.0.20.0080.01117.40
8.0.10.0040.00416.99
8.0.00.0140.00316.69
7.4.330.0030.00315.08
7.4.320.0000.00616.41
7.4.300.0030.00316.58
7.4.290.0030.00316.34
7.4.280.0030.00616.44
7.4.270.0030.00316.51
7.4.260.0000.00816.38
7.4.250.0000.00716.57
7.4.240.0050.00216.48
7.4.230.0040.00416.54
7.4.220.0190.00916.44
7.4.210.0080.00816.43
7.4.200.0040.00416.54
7.4.160.0120.00316.38
7.4.150.0040.01317.40
7.4.140.0050.01317.86
7.4.130.0040.01416.42
7.4.120.0090.00716.37
7.4.110.0030.01416.25
7.4.100.0110.00616.51
7.4.90.0040.01416.54
7.4.80.0120.00919.39
7.4.70.0070.01016.30
7.4.60.0100.00716.40
7.4.50.0030.00516.51
7.4.40.0120.00616.50
7.4.30.0030.01316.54
7.4.00.0020.01214.87
7.3.330.0000.00512.88
7.3.320.0000.00513.03
7.3.310.0000.00716.27
7.3.300.0030.00316.08
7.3.290.0090.00616.10
7.3.280.0070.01216.11
7.3.270.0030.01417.40
7.3.260.0030.01516.30
7.3.250.0080.01016.29
7.3.240.0030.01316.19
7.3.230.0100.00716.41
7.3.210.0070.01016.15
7.3.200.0060.01319.39
7.3.190.0200.00916.38
7.3.180.0030.01416.49
7.3.170.0100.00616.27
7.3.160.0080.00816.19
7.3.120.0090.00914.80
7.3.110.0110.00314.88
7.3.100.0060.01014.59
7.3.90.0070.00314.71
7.3.80.0100.00714.60
7.3.70.0000.00814.77
7.3.60.0140.00314.57
7.3.50.0080.00814.52
7.3.40.0070.00714.57
7.3.30.0060.00914.75
7.3.20.0070.01016.59
7.3.10.0100.00316.76
7.3.00.0030.01016.57
7.2.330.0040.01216.42
7.2.320.0090.00916.63
7.2.310.0070.01116.39
7.2.300.0030.01416.48
7.2.290.0070.01016.47
7.2.250.0130.00414.79
7.2.240.0060.00915.19
7.2.230.0100.00614.77
7.2.220.0070.00714.63
7.2.210.0040.01114.67
7.2.200.0040.00414.66
7.2.190.0070.01114.84
7.2.180.0030.01315.13
7.2.170.0030.00915.05
7.2.60.0060.00916.70
7.2.00.0030.00919.30
7.1.330.0030.01015.25
7.1.320.0060.00915.82
7.1.310.0040.00415.82
7.1.300.0080.00815.77
7.1.290.0030.00715.69
7.1.280.0070.00715.79
7.1.270.0120.00315.71
7.1.260.0000.01415.95
7.1.200.0060.00915.65
7.1.100.0060.00918.03
7.1.70.0000.00817.23
7.1.60.0130.01019.46
7.1.50.0110.01116.86
7.1.00.0030.07722.30
7.0.200.0000.00716.41
7.0.140.0070.07021.97
7.0.60.0130.08020.04
7.0.50.0100.08017.87
7.0.40.0030.09720.10
7.0.30.0400.05020.17
7.0.20.0230.04720.24
7.0.10.0030.08020.25
7.0.00.0070.05320.08
5.6.280.0070.07020.92
5.6.210.0100.07720.75
5.6.200.0070.08018.22
5.6.190.0030.07720.61
5.6.180.0300.08020.45
5.6.170.0330.05320.45
5.6.160.0030.04720.55
5.6.150.0000.06718.15
5.6.140.0070.08718.18
5.6.130.0030.04718.18
5.6.120.0070.07321.09
5.6.110.0070.08721.13
5.6.100.0170.06720.99
5.6.90.0070.08320.94
5.6.80.0070.04320.53
5.5.350.0270.08320.42
5.5.340.0070.07718.02
5.5.330.0070.06320.27
5.5.320.0230.04720.24
5.5.310.0270.05020.26
5.5.300.0100.03717.98
5.5.290.0130.04017.98
5.5.280.0130.06020.87
5.5.270.0070.08320.88
5.5.260.0270.06720.88
5.5.250.0100.08020.66
5.5.240.0030.06320.15
5.4.450.1170.04319.55
5.4.440.0200.04319.27
5.4.430.0170.04719.54
5.4.420.0370.03319.50
5.4.410.0170.03319.39
5.4.400.0300.04319.23
5.4.390.0330.03719.30
5.4.380.0430.07018.80
5.4.370.0370.05718.78
5.4.360.0370.05718.49
5.4.350.0400.05318.72
5.4.340.0430.04718.83
5.4.320.0120.04712.48
5.4.310.0080.05112.48
5.4.300.0100.04612.48
5.4.290.0080.05012.48
5.4.280.0160.04012.38
5.4.270.0070.03512.38
5.4.260.0070.03512.38
5.4.250.0090.03912.38
5.4.240.0040.03812.38
5.4.230.0050.03912.37
5.4.220.0110.03412.37
5.4.210.0100.04112.37
5.4.200.0120.04812.37
5.4.190.0110.04712.36
5.4.180.0110.04812.37
5.4.170.0080.05112.38
5.4.160.0100.04912.38
5.4.150.0100.04812.37
5.4.140.0150.04812.05
5.4.130.0110.04512.04
5.4.120.0060.05112.00
5.4.110.0070.05112.00
5.4.100.0090.04812.00
5.4.90.0100.03412.00
5.4.80.0120.04811.99
5.4.70.0110.04711.99
5.4.60.0140.05011.99
5.4.50.0190.05111.99
5.4.40.0110.04511.98
5.4.30.0090.05311.98
5.4.20.0070.04011.97
5.4.10.0100.03711.98
5.4.00.0060.03811.47
5.3.290.0080.06212.80
5.3.280.0160.05112.71
5.3.270.0150.05112.72
5.3.260.0100.06512.72
5.3.250.0100.05012.72
5.3.240.0070.04112.72
5.3.230.0090.03812.71
5.3.220.0060.03912.68
5.3.210.0070.03712.68
5.3.200.0080.03512.68
5.3.190.0080.03812.68
5.3.180.0090.03912.67
5.3.170.0070.04212.67
5.3.160.0090.04212.67
5.3.150.0080.03612.68
5.3.140.0070.03712.66
5.3.130.0090.05112.66
5.3.120.0090.05212.66
5.3.110.0130.04812.66
5.3.100.0120.04712.12
5.3.90.0060.04012.09
5.3.80.0090.03512.08
5.3.70.0100.04212.08
5.3.60.0050.03812.06
5.3.50.0100.04112.01
5.3.40.0070.03612.01
5.3.30.0090.03411.97
5.3.20.0080.03711.75
5.3.10.0060.03811.72
5.3.00.0060.03811.71
5.2.170.0070.0349.18
5.2.160.0090.0299.18
5.2.150.0040.0389.18
5.2.140.0060.0379.18
5.2.130.0040.0309.14
5.2.120.0040.0329.14
5.2.110.0080.0269.14
5.2.100.0060.0289.14
5.2.90.0090.0379.14
5.2.80.0080.0289.14
5.2.70.0120.0339.14
5.2.60.0050.0349.09
5.2.50.0030.0329.06
5.2.40.0060.0289.04
5.2.30.0060.0319.01
5.2.20.0080.0269.00
5.2.10.0070.0338.92
5.2.00.0060.0288.78
5.1.60.0040.0248.07
5.1.50.0060.0228.07
5.1.40.0070.0328.05
5.1.30.0030.0298.39
5.1.20.0090.0218.41
5.1.10.0030.0308.14
5.1.00.0080.0218.14
5.0.50.0080.0246.62
5.0.40.0030.0206.48
5.0.30.0060.0286.29
5.0.20.0050.0186.27
5.0.10.0040.0216.24
5.0.00.0040.0316.23
4.4.90.0020.0164.78
4.4.80.0030.0164.75
4.4.70.0020.0174.76
4.4.60.0040.0154.75
4.4.50.0020.0184.77
4.4.40.0060.0294.71
4.4.30.0080.0164.76
4.4.20.0030.0154.85
4.4.10.0040.0144.85
4.4.00.0050.0224.76
4.3.110.0040.0144.67
4.3.100.0010.0164.67
4.3.90.0010.0164.63
4.3.80.0050.0234.58
4.3.70.0040.0134.63
4.3.60.0010.0164.63
4.3.50.0050.0144.63
4.3.40.0030.0304.53
4.3.30.0010.0173.28
4.3.20.0040.0153.26
4.3.10.0050.0133.22
4.3.00.0030.01718.56

preferences:
43.68 ms | 401 KiB | 5 Q