3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Node implements Countable { private $nodes = []; public function __construct(array $nodes = []) { $this->nodes = $nodes; } public function getCount() { return count($this->nodes); } public function getCountRecursive() { $count = 0; foreach ($this->nodes as $node) { $count += ($node->getCountRecursive() + 1); } return $count; } public function count($mode) { if ($mode === COUNT_RECURSIVE) { return $this->getCountRecursive(); } return $this->getCount(); } } $node = new Node([ new Node([ new Node([ new Node([ new Node(), new Node(), new Node(), ]); new Node(), new Node(), ]); new Node(), new Node(), ]); new Node(), ]); var_dump(count($node), count($node, COUNT_RECURSIVE));

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)
5.4.320.0050.03812.52
5.4.310.0070.03812.52
5.4.300.0070.03512.52
5.4.290.0040.03812.51
5.4.280.0050.03512.41
5.4.270.0040.03712.41
5.4.260.0080.04412.41
5.4.250.0080.03912.41
5.4.240.0070.03412.41
5.4.230.0050.04112.40
5.4.220.0080.03512.40
5.4.210.0040.03612.41
5.4.200.0070.03612.40
5.4.190.0040.03612.40
5.4.180.0070.03512.40
5.4.170.0050.04212.41
5.4.160.0050.03612.41
5.4.150.0060.03412.40
5.4.140.0040.03812.09
5.4.130.0070.03412.07
5.4.120.0040.03812.04
5.4.110.0050.03912.03
5.4.100.0090.03212.03
5.4.90.0080.03412.04
5.4.80.0070.03612.03
5.4.70.0050.03512.03
5.4.60.0060.03812.03
5.4.50.0080.03212.03
5.4.40.0070.03212.02
5.4.30.0060.03512.01
5.4.20.0040.03612.01
5.4.10.0070.03412.02
5.4.00.0050.03611.51
5.3.290.0070.04512.80
5.3.280.0070.03912.71
5.3.270.0090.03812.72
5.3.260.0070.04212.72
5.3.250.0050.04012.72
5.3.240.0090.04012.72
5.3.230.0070.03612.71
5.3.220.0070.03912.68
5.3.210.0070.03612.68
5.3.200.0050.03612.68
5.3.190.0050.03612.68
5.3.180.0050.03612.67
5.3.170.0060.03612.67
5.3.160.0050.03612.68
5.3.150.0070.03612.67
5.3.140.0050.03612.66
5.3.130.0040.04012.65
5.3.120.0060.03812.66
5.3.110.0060.03812.66
5.3.100.0040.03812.12
5.3.90.0060.03512.10
5.3.80.0050.03612.09
5.3.70.0060.03612.09
5.3.60.0040.04512.07
5.3.50.0070.03912.02
5.3.40.0040.03612.02
5.3.30.0070.04111.98
5.3.20.0050.03611.75
5.3.10.0040.03511.73
5.3.00.0040.03611.71
5.2.170.0060.0289.21
5.2.160.0020.0309.21
5.2.150.0040.0309.21
5.2.140.0050.0299.21
5.2.130.0050.0349.17
5.2.120.0040.0299.17
5.2.110.0040.0309.18
5.2.100.0060.0269.17
5.2.90.0060.0279.18
5.2.80.0020.0359.17
5.2.70.0050.0329.17
5.2.60.0030.0319.13
5.2.50.0040.0309.10
5.2.40.0050.0279.07
5.2.30.0070.0309.04
5.2.20.0020.0329.03
5.2.10.0070.0298.94
5.2.00.0020.0348.80
5.1.60.0040.0278.08
5.1.50.0040.0318.08
5.1.40.0050.0238.06
5.1.30.0040.0298.41
5.1.20.0060.0258.43
5.1.10.0030.0268.16
5.1.00.0040.0278.16
5.0.50.0050.0276.63
5.0.40.0040.0256.50
5.0.30.0050.0376.31
5.0.20.0040.0276.28
5.0.10.0040.0216.26
5.0.00.0040.0306.25
4.4.90.0040.0144.78
4.4.80.0030.0154.76
4.4.70.0020.0184.75
4.4.60.0040.0164.75
4.4.50.0030.0164.77
4.4.40.0030.0254.71
4.4.30.0040.0204.76
4.4.20.0020.0164.85
4.4.10.0040.0184.85
4.4.00.0040.0264.76
4.3.110.0040.0204.67
4.3.100.0040.0144.67
4.3.90.0030.0184.63
4.3.80.0040.0224.58
4.3.70.0020.0164.63
4.3.60.0040.0154.62
4.3.50.0030.0194.63
4.3.40.0020.0244.53
4.3.30.0020.0213.30
4.3.20.0020.0163.28
4.3.10.0020.0153.24
4.3.00.0130.02016.02

preferences:
143.81 ms | 1386 KiB | 7 Q