3v4l.org

run code in 300+ PHP versions simultaneously
<?php interface NodeInterface { public function eval() : int; } class Node implements NodeInterface { public int $value; public string $sign; public ?Node $rightChild = null; public ?Node $leftChild = null; public function eval() : int { if (null != $this->rightChild) { return $this->value; } switch ($this->sign) { case "+": return $this->leftChild->value + $this->rightChild->value; //... } } } $root = new Node(); $root->value = 10; echo $root->eval();

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)
8.3.60.0060.01518.43
8.3.50.0070.01018.16
8.3.40.0040.01118.88
8.3.30.0110.00418.79
8.3.20.0080.00024.18
8.3.10.0070.00024.66
8.3.00.0000.00826.16
8.2.180.0090.01325.92
8.2.170.0000.01418.88
8.2.160.0100.00322.96
8.2.150.0030.00625.66
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0070.00026.16
8.2.110.0000.00920.52
8.2.100.0000.01517.88
8.2.90.0050.00318.15
8.2.80.0060.00318.16
8.2.70.0080.00017.48
8.2.60.0040.00417.80
8.2.50.0030.00617.93
8.2.40.0040.00419.46
8.2.30.0030.00617.71
8.2.20.0000.00720.63
8.2.10.0020.00517.64
8.2.00.0050.00319.14
8.1.280.0090.00625.92
8.1.270.0080.00023.99
8.1.260.0000.00726.35
8.1.250.0080.00028.09
8.1.240.0060.00320.38
8.1.230.0040.00721.04
8.1.220.0000.00717.74
8.1.210.0030.00618.77
8.1.200.0060.00317.35
8.1.190.0040.00417.22
8.1.180.0050.00318.10
8.1.170.0050.00319.13
8.1.160.0000.00718.88
8.1.150.0040.00418.55
8.1.140.0050.00217.45
8.1.130.0000.00718.89
8.1.120.0050.00317.37
8.1.110.0070.00017.41
8.1.100.0040.00417.38
8.1.90.0020.00517.35
8.1.80.0030.00617.29
8.1.70.0040.00417.39
8.1.60.0040.00417.45
8.1.50.0040.00417.52
8.1.40.0040.00417.52
8.1.30.0040.00417.48
8.1.20.0080.00017.67
8.1.10.0000.00817.57
8.1.00.0050.00317.40
8.0.300.0070.00021.64
8.0.290.0060.00316.75
8.0.280.0050.00218.36
8.0.270.0000.00716.95
8.0.260.0000.00618.45
8.0.250.0030.00517.05
8.0.240.0050.00217.02
8.0.230.0000.00817.04
8.0.220.0030.00316.84
8.0.210.0060.00316.97
8.0.200.0050.00216.98
8.0.190.0040.00416.91
8.0.180.0070.00016.91
8.0.170.0080.00016.88
8.0.160.0030.00516.97
8.0.150.0050.00316.93
8.0.140.0080.00016.97
8.0.130.0030.00516.86
8.0.120.0070.00416.83
8.0.110.0050.00516.84
8.0.100.0110.00716.90
8.0.90.0150.00016.84
8.0.80.0100.00316.86
8.0.70.0080.00816.87
8.0.60.0160.00016.95
8.0.50.0040.00416.86
8.0.30.0000.00816.90
8.0.20.0040.00416.91
8.0.10.0040.00417.09
8.0.00.0080.00016.98
7.4.330.0030.00315.55
7.4.320.0000.00716.48
7.4.300.0060.00016.63
7.4.290.0000.00716.44
7.4.280.0090.00016.51
7.4.270.0080.00016.62
7.4.260.0000.00716.58
7.4.250.0050.00516.50
7.4.240.0190.00016.52
7.4.230.0080.00416.49
7.4.220.0090.00616.55
7.4.210.0080.00816.50
7.4.200.0130.00516.58
7.4.190.0060.01216.54
7.4.180.0180.00016.53
7.4.160.0170.00016.55
7.4.150.0060.00616.39
7.4.140.0100.00316.54
7.4.130.0100.00616.30
7.4.120.0130.00516.45
7.4.110.0130.00616.36
7.4.100.0150.00316.50
7.4.90.0140.00316.42
7.4.80.0120.00616.35
7.4.70.0180.00016.46
7.4.60.0170.00316.25
7.4.50.0150.00316.42
7.4.40.0180.00016.35
7.4.30.0130.00416.44
7.4.20.0120.00516.25
7.4.10.0110.00616.39
7.4.00.0090.00516.48
7.3.330.0070.01115.99
7.3.320.0190.00016.25
7.3.310.0000.01116.21
7.3.300.0110.00015.84
7.3.290.0110.00016.21
7.3.280.0100.00616.15
7.3.270.0140.00415.98
7.3.260.0190.00016.21
7.3.250.0170.00316.16
7.3.240.0180.00416.00
7.3.230.0190.00316.12
7.3.220.0190.00315.96
7.3.210.0110.00815.97
7.3.200.0090.00916.13
7.3.190.0140.00315.96
7.3.180.0030.00616.09
7.3.170.0030.00915.97
7.3.160.0100.00416.02
7.3.150.0100.00515.92
7.3.140.0200.00315.89
7.3.130.0120.00015.95

preferences:
35.06 ms | 400 KiB | 5 Q