3v4l.org

run code in 300+ PHP versions simultaneously
<?php $mylist = new SplDoublyLinkedList(); array_push($mylist, 'doubly', 'linked', 'list'); $mylist->rewind(); while($mylist->valid()) { echo $mylist->current(), '<hr>'; $mylist->next(); }

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)
8.3.40.0070.00718.71
8.3.30.0070.00718.63
8.3.20.0160.00320.34
8.3.10.0000.00821.73
8.3.00.0030.00521.73
8.2.170.0150.00622.96
8.2.160.0070.01120.38
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0080.00021.05
8.2.120.0040.00426.35
8.2.110.0060.00319.31
8.2.100.0080.00417.92
8.2.90.0040.00419.22
8.2.80.0040.00417.97
8.2.70.0050.00517.48
8.2.60.0000.00817.68
8.2.50.0030.00518.09
8.2.40.0000.00720.47
8.2.30.0050.00219.45
8.2.20.0080.00017.68
8.2.10.0040.00418.02
8.2.00.0040.00417.89
8.1.270.0030.00622.20
8.1.260.0040.00428.09
8.1.250.0070.00028.09
8.1.240.0030.00622.34
8.1.230.0040.00717.77
8.1.220.0090.00017.74
8.1.210.0050.00318.77
8.1.200.0030.00617.35
8.1.190.0040.00417.11
8.1.180.0040.00418.10
8.1.170.0060.00318.64
8.1.160.0050.00220.76
8.1.150.0000.00719.06
8.1.140.0030.00619.56
8.1.130.0030.00317.71
8.1.120.0030.00317.29
8.1.110.0070.00017.45
8.1.100.0000.00717.30
8.1.90.0000.00717.29
8.1.80.0000.00717.29
8.1.70.0030.00317.43
8.1.60.0040.00417.55
8.1.50.0030.00617.41
8.1.40.0060.00317.50
8.1.30.0050.00317.64
8.1.20.0060.00317.57
8.1.10.0050.00317.43
8.1.00.0000.00817.54
8.0.300.0000.00818.77
8.0.290.0050.00216.75
8.0.280.0040.00418.38
8.0.270.0040.00217.16
8.0.260.0030.00317.29
8.0.250.0000.00716.97
8.0.240.0000.00816.83
8.0.230.0020.00516.94
8.0.220.0020.00516.91
8.0.210.0040.00416.90
8.0.200.0050.00216.84
8.0.190.0030.00616.86
8.0.180.0070.00016.91
8.0.170.0000.00816.91
8.0.160.0030.00317.01
8.0.150.0040.00416.75
8.0.140.0050.00616.81
8.0.130.0030.00313.31
8.0.120.0080.00016.76
8.0.110.0000.00716.72
8.0.100.0020.00516.77
8.0.90.0000.00716.92
8.0.80.0150.00316.90
8.0.70.0020.00516.90
8.0.60.0070.00016.93
8.0.50.0000.00716.86
8.0.30.0120.00717.08
8.0.20.0120.01017.40
8.0.10.0050.00217.02
8.0.00.0090.00916.66
7.4.330.0020.00216.67
7.4.320.0060.00016.54
7.4.300.0000.00716.34
7.4.290.0030.00316.59
7.4.280.0080.00016.34
7.4.270.0070.00016.38
7.4.260.0050.00316.52
7.4.250.0000.00816.35
7.4.240.0000.00716.45
7.4.230.0040.00416.49
7.4.220.0060.01316.40
7.4.210.0070.00716.52
7.4.200.0030.00316.61
7.4.160.0150.00016.44
7.4.150.0070.01317.40
7.4.140.0110.01117.86
7.4.130.0070.01116.39
7.4.120.0080.00816.37
7.4.110.0070.01116.18
7.4.100.0090.00916.52
7.4.90.0140.01016.34
7.4.80.0140.00719.39
7.4.70.0060.00916.40
7.4.60.0100.00616.27
7.4.50.0030.01316.23
7.4.40.0080.00816.11
7.4.30.0090.00916.33
7.4.00.0070.00714.81
7.3.330.0020.00212.93
7.3.320.0000.00613.04
7.3.310.0070.00016.13
7.3.300.0000.00616.18
7.3.290.0050.01116.21
7.3.280.0100.00716.20
7.3.270.0180.00017.40
7.3.260.0140.01116.22
7.3.250.0100.00916.22
7.3.240.0060.01116.26
7.3.230.0070.01016.39
7.3.210.0100.01016.21
7.3.200.0100.01019.39
7.3.190.0030.01416.15
7.3.180.0140.00316.16
7.3.170.0120.00916.27
7.3.160.0080.00816.43
7.3.10.0090.00616.37
7.3.00.0180.00016.18
7.2.330.0070.01016.50
7.2.320.0180.00316.49
7.2.310.0120.00616.51
7.2.300.0060.01016.53
7.2.290.0130.00416.23
7.2.130.0080.01116.59
7.2.120.0100.00716.53
7.2.110.0030.01016.58
7.2.100.0150.00316.44
7.2.90.0120.00916.55
7.2.80.0310.00916.46
7.2.70.0300.00716.45
7.2.60.0140.01016.70
7.2.50.0350.00616.66
7.2.40.0160.00516.63
7.2.30.0040.01616.63
7.2.20.0350.01016.65
7.2.10.0320.00616.18
7.2.00.0170.00817.78
7.1.250.0210.00315.46
7.1.200.0070.00315.35
7.1.100.0060.00617.85
7.1.70.0050.00217.04
7.1.60.0040.02119.40
7.1.50.0040.02116.52
7.1.00.0030.07722.44
7.0.200.0460.00314.76
7.0.60.0170.07321.71
7.0.50.0070.03717.83
7.0.40.0100.07020.12
7.0.30.0170.04320.01
7.0.20.0330.08320.25
7.0.10.0000.04720.19
7.0.00.0070.08320.13
5.6.280.0000.05021.12
5.6.210.0030.05320.50
5.6.200.0030.08018.12
5.6.190.0000.08720.49
5.6.180.0370.06720.39
5.6.170.0270.06720.38
5.6.160.0100.08020.55
5.6.150.0100.04018.24
5.6.140.0170.07018.18
5.6.130.0030.04018.09
5.6.120.0130.08021.03
5.6.110.0100.08320.98
5.6.100.0030.08720.99
5.6.90.0000.04321.08
5.6.80.0000.04020.40
5.5.350.0000.04720.46
5.5.340.0030.04017.92
5.5.330.0070.04720.29
5.5.320.0370.04020.13
5.5.310.0230.05320.28
5.5.300.0070.08018.02
5.5.290.0000.04317.95
5.5.280.0030.04720.80
5.5.270.0070.05320.94
5.5.260.0000.04320.79
5.5.250.0170.07720.71
5.5.240.0230.07720.23

preferences:
79.93 ms | 400 KiB | 5 Q