3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Node { private $next; public function setNext(Node $node = null) { $this->next = $node; return $this; } } class LinkedList { private $head; public function addNode() { $this->head = (new Node())->setNext($this->head); } } $ll = new LinkedList(); for ($i = 0; $i < 3150000; $i++) { $ll->addNode(); } echo "done no probs";

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)
8.3.60.0640.20181.48
8.3.50.0200.22882.99
8.3.40.0260.08546.32
8.3.30.0330.07946.32
8.3.20.0300.07447.95
8.3.10.0100.04649.67
8.3.00.0140.04146.93
8.2.180.1080.19880.89
8.2.170.0370.09348.63
8.2.160.0390.09848.81
8.2.150.0370.07448.48
8.2.140.0230.05650.37
8.2.130.0230.04350.47
8.2.120.0230.04750.32
8.2.110.0270.09750.58
8.2.100.0360.07247.45
8.2.90.0260.07449.04
8.2.80.0230.06847.36
8.2.70.0200.07447.11
8.2.60.0200.07547.83
8.2.50.0100.08647.20
8.2.40.0100.08750.13
8.2.30.0130.08048.91
8.2.20.0330.05747.34
8.2.10.0100.08147.79
8.2.00.0070.08547.63
8.1.280.0860.28881.16
8.1.270.0200.05652.23
8.1.260.0100.06352.35
8.1.250.0300.04352.30
8.1.240.0370.11551.62
8.1.230.0330.07251.09
8.1.220.0140.08447.53
8.1.210.0160.07947.02
8.1.200.0200.07447.13
8.1.190.0170.07447.04
8.1.180.0230.07347.00
8.1.170.0160.08248.30
8.1.160.0170.07449.07
8.1.150.0030.09148.61
8.1.140.0100.08649.36
8.1.130.0130.08147.42
8.1.120.0230.07247.09
8.1.110.0130.08747.12
8.1.100.0130.08047.16
8.1.90.0030.09047.23
8.1.80.0190.07547.06
8.1.70.0130.08047.08
8.1.60.0130.10447.36
8.1.50.0200.09647.26
8.1.40.0170.10147.23
8.1.30.0200.10147.34
8.1.20.0230.09847.23
8.1.10.0300.25081.82
8.1.00.0230.25181.72
8.0.300.0340.19180.99
8.0.290.0330.20980.92
8.0.280.0370.18382.47
8.0.270.0270.19081.30
8.0.260.0260.18681.37
8.0.250.0270.19080.97
8.0.240.0130.19781.02
8.0.230.0230.19180.93
8.0.220.0230.19580.93
8.0.210.0230.18880.87
8.0.200.0330.21681.00
8.0.190.0230.23780.89
8.0.180.0270.23680.93
8.0.170.0440.22580.95
8.0.160.0230.24380.96
8.0.150.0200.23980.86
8.0.140.0370.22680.86
8.0.130.0990.629135.02
8.0.120.0360.22880.80
8.0.110.0330.22480.85
8.0.100.0230.24180.73
8.0.90.0300.22980.88
8.0.80.0530.36280.94
8.0.70.0170.24580.80
8.0.60.0270.23380.85
8.0.50.0270.23380.92
8.0.30.0780.26881.18
8.0.20.1010.38481.22
8.0.10.0400.21981.07
8.0.00.0590.32580.55
7.4.330.0430.23777.82
7.4.320.0330.21780.68
7.4.300.0330.26980.63
7.4.290.0330.24880.69
7.4.280.0340.25580.66
7.4.270.0340.24880.48
7.4.260.0300.25280.55
7.4.250.0270.25380.61
7.4.240.0230.25280.65
7.4.230.0360.24480.59
7.4.220.0820.51780.58
7.4.210.0620.42680.58
7.4.200.0230.26180.75
7.4.160.0700.37380.64
7.4.150.0960.46280.73
7.4.140.1230.48580.76
7.4.130.0870.37980.69
7.4.120.0730.37780.65
7.4.110.0760.38480.61
7.4.100.0430.38580.69
7.4.90.0720.35280.58
7.4.80.0860.52480.70
7.4.70.0760.35780.57
7.4.60.0560.35380.51
7.4.50.0300.29880.56
7.4.40.0820.45780.67
7.4.30.0790.33580.66
7.3.330.0930.730134.89
7.3.320.0670.644134.98
7.3.310.0330.26580.42
7.3.300.0200.27280.38
7.3.290.0670.42580.37
7.3.280.0760.47980.36
7.3.270.1070.41680.50
7.3.260.0840.39580.62
7.3.250.0870.45280.61
7.3.240.0850.47080.47
7.3.230.0700.39880.66
7.3.210.0500.46080.43
7.3.200.0620.40980.45
7.3.190.0820.39280.60
7.3.180.0790.44880.54
7.3.170.0530.55780.35
7.3.160.0950.38080.57
7.2.330.0731.42880.08
7.2.320.1001.58680.23
7.2.310.0921.54980.23
7.2.300.0951.91580.04
7.2.290.0731.40180.18
7.0.70.2671.56791.57
7.0.60.2601.65791.67
7.0.50.1231.69083.82
7.0.40.1701.62082.52
7.0.30.1401.64091.98
7.0.20.2071.80092.13
7.0.10.2171.80792.07
7.0.00.1071.70392.01
5.6.220.1330.56377.25
5.6.210.0470.56377.38
5.6.200.0670.50077.88
5.6.190.0800.47777.88
5.6.180.0870.51777.84
5.6.170.0530.54377.83
5.6.160.0830.51777.85
5.6.150.0500.50377.79
5.6.140.0530.47077.97
5.6.130.0830.56077.87
5.6.120.1000.50777.91
5.6.110.1370.47077.94
5.6.100.0970.49077.93
5.6.90.0800.51077.83
5.6.80.0800.51777.25
5.6.70.0630.48777.18
5.6.60.0800.48777.28
5.6.50.0670.49077.22
5.6.40.0730.47777.20
5.6.30.0570.47377.31
5.6.20.0700.49077.18
5.6.10.0700.51777.27
5.6.00.0570.51077.17
5.5.360.1330.49377.27
5.5.350.1200.50377.14
5.5.340.0770.53377.67
5.5.330.0770.52077.71
5.5.320.0530.51077.56
5.5.310.0630.60377.62
5.5.300.0470.50377.69
5.5.290.0830.61077.71
5.5.280.0900.52077.72
5.5.270.1100.49077.71
5.5.260.0670.53077.61
5.5.250.0830.50377.37
5.5.240.1030.52377.10
5.5.230.0930.50376.93
5.5.220.0470.50377.01
5.5.210.0730.55076.93
5.5.200.0600.51377.10
5.5.190.0600.50776.93
5.5.180.0830.53077.00
5.5.160.0600.47776.83
5.5.150.0630.48777.02
5.5.140.0900.51377.03
5.5.130.1030.45377.04
5.5.120.1100.48076.90
5.5.110.0700.61777.04
5.5.100.0730.60377.01
5.5.90.0730.50076.79
5.5.80.0930.50776.98
5.5.70.0670.52776.98
5.5.60.0400.50076.93
5.5.50.0600.46776.86
5.5.40.0500.50076.87
5.5.30.0670.48376.77
5.5.20.0500.48076.90
5.5.10.0430.53776.85
5.5.00.0870.51376.87

preferences:
61.41 ms | 401 KiB | 5 Q