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 = COUNT_NORMAL){ 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)
8.3.60.0140.00318.68
8.3.50.0110.00622.82
8.3.40.0100.01019.09
8.3.30.0110.00419.04
8.3.20.0040.00420.25
8.3.10.0000.00823.70
8.3.00.0060.00319.51
8.2.180.0100.00716.63
8.2.170.0150.00622.96
8.2.160.0070.01018.73
8.2.150.0040.00424.18
8.2.140.0060.00624.66
8.2.130.0040.00426.16
8.2.120.0060.00320.89
8.2.110.0060.00322.21
8.2.100.0110.00019.41
8.2.90.0070.00518.99
8.2.80.0040.00417.97
8.2.70.0030.00617.25
8.2.60.0030.00517.80
8.2.50.0030.00718.07
8.2.40.0050.00319.75
8.2.30.0000.00718.05
8.2.20.0030.00617.63
8.2.10.0040.00417.94
8.2.00.0000.00717.74
8.1.280.0070.00725.92
8.1.270.0060.00323.82
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00323.66
8.1.230.0070.00719.16
8.1.220.0000.00917.74
8.1.210.0000.00818.77
8.1.200.0100.00017.34
8.1.190.0000.00817.23
8.1.180.0050.00318.10
8.1.170.0040.00418.54
8.1.160.0040.00421.89
8.1.150.0000.00718.90
8.1.140.0000.00817.42
8.1.130.0020.00517.74
8.1.120.0000.00717.52
8.1.110.0040.00417.52
8.1.100.0030.00717.39
8.1.90.0000.00717.50
8.1.80.0040.00417.42
8.1.70.0080.00017.48
8.1.60.0030.00517.66
8.1.50.0000.00817.43
8.1.40.0030.00617.45
8.1.30.0080.00017.61
8.1.20.0000.00717.70
8.1.10.0070.00017.48
8.1.00.0000.00717.55
8.0.300.0040.00418.77
8.0.290.0080.00016.75
8.0.280.0040.00418.36
8.0.270.0000.00717.27
8.0.260.0080.00017.21
8.0.250.0000.00717.06
8.0.240.0030.00617.05
8.0.230.0030.00317.00
8.0.220.0000.00716.87
8.0.210.0000.00716.94
8.0.200.0000.00717.07
8.0.190.0000.00817.04
8.0.180.0040.00416.97
8.0.170.0040.00417.00
8.0.160.0040.00417.06
8.0.150.0000.00716.88
8.0.140.0040.00416.95
8.0.130.0030.00313.36
8.0.120.0040.00416.93
8.0.110.0020.00516.84
8.0.100.0050.00216.98
8.0.90.0040.00416.86
8.0.80.0090.00616.96
8.0.70.0080.00017.03
8.0.60.0000.00717.07
8.0.50.0000.00716.94
8.0.30.0070.01217.13
8.0.20.0120.00917.40
8.0.10.0030.00616.88
8.0.00.0110.01016.98
7.4.330.0030.00315.00
7.4.320.0000.00716.62
7.4.300.0000.00616.65
7.4.290.0070.00016.52
7.4.280.0000.00816.58
7.4.270.0000.00816.51
7.4.260.0030.00316.54
7.4.250.0000.00816.47
7.4.240.0040.00416.50
7.4.230.0040.00416.70
7.4.220.0130.00916.49
7.4.210.0070.00716.55
7.4.200.0000.00716.50
7.4.160.0160.00316.55
7.4.150.0040.01417.40
7.4.140.0110.00917.86
7.4.130.0100.00716.60
7.4.120.0090.00816.47
7.4.110.0190.00016.54
7.4.100.0070.01016.71
7.4.90.0090.00916.59
7.4.80.0140.00319.39
7.4.70.0090.00916.52
7.4.60.0110.00616.63
7.4.50.0000.00816.32
7.4.40.0080.00916.54
7.4.30.0030.01216.50
7.4.00.0030.01014.71
7.3.330.0040.00213.19
7.3.320.0050.00013.36
7.3.310.0040.00416.43
7.3.300.0070.00016.43
7.3.290.0030.01716.41
7.3.280.0070.01116.39
7.3.270.0100.00717.40
7.3.260.0040.01516.38
7.3.250.0100.00716.43
7.3.240.0030.01916.69
7.3.230.0120.00916.55
7.3.210.0120.00616.35
7.3.200.0090.01219.39
7.3.190.0090.00916.38
7.3.180.0120.00616.46
7.3.170.0080.00816.33
7.3.160.0030.01316.33
7.2.330.0030.01416.80
7.2.320.0100.00716.80
7.2.310.0100.00616.61
7.2.300.0090.00916.62
7.2.290.0070.01016.53
7.2.60.0030.00916.71
7.2.00.0030.00919.09
7.1.200.0060.00315.97
7.1.100.0060.00318.03
7.1.70.0050.00216.92
7.1.60.0160.00719.40
7.1.50.0100.01316.85
7.1.00.0070.07322.31
7.0.200.0940.00714.99
7.0.140.0100.06722.17
7.0.60.0200.07319.92
7.0.50.0000.06717.88
7.0.40.0100.06020.05
7.0.30.0270.05320.21
7.0.20.0400.07720.06
7.0.10.0130.06720.09
7.0.00.0070.05020.33
5.6.280.0030.07321.07
5.6.210.0030.08720.50
5.6.200.0030.06718.15
5.6.190.0030.07020.47
5.6.180.0230.07320.52
5.6.170.0200.06320.46
5.6.160.0030.06320.46
5.6.150.0030.04318.25
5.6.140.0030.07018.14
5.6.130.0230.03718.17
5.6.120.0100.04021.05
5.6.110.0130.05720.95
5.6.100.0130.05020.89
5.6.90.0130.07721.11
5.6.80.0000.08320.52
5.5.350.0230.08320.45
5.5.340.0100.07017.98
5.5.330.0100.05020.13
5.5.320.0230.05720.24
5.5.310.0130.04020.33
5.5.300.0100.05317.96
5.5.290.0100.07318.03
5.5.280.0170.07320.66
5.5.270.0030.09320.88
5.5.260.0130.04720.84
5.5.250.0100.05720.69
5.5.240.0070.06720.17
5.4.450.0730.05719.20
5.4.440.0670.05719.47
5.4.430.0930.06319.47
5.4.420.0030.06019.38
5.4.410.0100.05018.95
5.4.400.0000.06718.76
5.4.390.0470.04318.79
5.4.380.0030.05718.80
5.4.370.0130.05018.61
5.4.360.0230.05018.73
5.4.350.0030.04112.02
5.4.340.0070.04312.02
5.4.320.0050.04212.50
5.4.310.0070.03512.50
5.4.300.0030.04712.51
5.4.290.0100.03812.50
5.4.280.0090.04112.40
5.4.270.0050.04912.40
5.4.260.0070.04412.40
5.4.250.0040.04112.40
5.4.240.0070.03312.40
5.4.230.0100.04012.39
5.4.220.0040.03712.39
5.4.210.0060.03412.39
5.4.200.0050.03912.39
5.4.190.0070.03412.38
5.4.180.0090.03812.39
5.4.170.0050.04112.40
5.4.160.0040.03712.39
5.4.150.0060.04112.39
5.4.140.0060.03612.07
5.4.130.0070.03412.07
5.4.120.0040.03712.02
5.4.110.0040.03712.02
5.4.100.0040.03712.02
5.4.90.0080.03412.02
5.4.80.0080.04812.02
5.4.70.0060.03412.01
5.4.60.0040.03612.01
5.4.50.0050.03612.01
5.4.40.0080.04112.00
5.4.30.0040.04412.00
5.4.20.0050.04012.00
5.4.10.0070.03312.00
5.4.00.0100.04211.49
5.3.290.0070.04612.80
5.3.280.0040.03812.71
5.3.270.0020.04112.73
5.3.260.0080.03912.72
5.3.250.0060.04112.72
5.3.240.0080.03612.72
5.3.230.0040.04112.70
5.3.220.0070.03612.68
5.3.210.0050.03912.68
5.3.200.0060.03612.68
5.3.190.0060.03712.68
5.3.180.0080.03412.68
5.3.170.0080.03412.67
5.3.160.0070.03512.67
5.3.150.0060.03512.68
5.3.140.0020.04012.66
5.3.130.0070.03712.66
5.3.120.0070.03712.65
5.3.110.0080.04212.65
5.3.100.0080.03512.12
5.3.90.0050.03712.10
5.3.80.0060.03612.09
5.3.70.0050.03612.09
5.3.60.0040.03712.07
5.3.50.0070.03412.02
5.3.40.0070.03912.02
5.3.30.0060.03311.98
5.3.20.0060.03311.75
5.3.10.0070.03211.73
5.3.00.0060.03811.71
5.2.170.0040.0389.21
5.2.160.0070.0269.21
5.2.150.0060.0289.21
5.2.140.0060.0299.21
5.2.130.0030.0309.17
5.2.120.0050.0269.17
5.2.110.0070.0259.18
5.2.100.0060.0269.17
5.2.90.0070.0429.17
5.2.80.0090.0439.17
5.2.70.0070.0349.17
5.2.60.0060.0379.13
5.2.50.0030.0359.10
5.2.40.0010.0329.08
5.2.30.0060.0309.05
5.2.20.0030.0299.04
5.2.10.0050.0348.94
5.2.00.0040.0358.80
5.1.60.0090.0308.09
5.1.50.0050.0238.08
5.1.40.0070.0218.07
5.1.30.0080.0298.42
5.1.20.0040.0278.43
5.1.10.0070.0238.16
5.1.00.0050.0258.16
5.0.50.0020.0226.64
5.0.40.0010.0216.50
5.0.30.0020.0346.30
5.0.20.0060.0176.27
5.0.10.0040.0226.26
5.0.00.0050.0306.25
4.4.90.0040.0204.78
4.4.80.0050.0194.76
4.4.70.0040.0194.75
4.4.60.0030.0154.75
4.4.50.0010.0174.77
4.4.40.0030.0264.71
4.4.30.0020.0164.76
4.4.20.0030.0164.84
4.4.10.0040.0154.85
4.4.00.0030.0254.76
4.3.110.0050.0154.67
4.3.100.0030.0204.66
4.3.90.0040.0134.64
4.3.80.0020.0254.58
4.3.70.0030.0154.63
4.3.60.0000.0184.63
4.3.50.0060.0124.63
4.3.40.0050.0294.54
4.3.30.0030.0193.30
4.3.20.0020.0163.28
4.3.10.0020.0163.23
4.3.00.0100.0237.13

preferences:
39.78 ms | 401 KiB | 5 Q