3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { protected $var; public function __construct(string $var = '') { $this->var = $var; } public function setVar(string $var) { $this->var = $var; } } class B extends A { public function __construct(A $class) { parent::__construct($class->var); } public function getVar(): string { return $this->var; } } $classA = new A(); $classA->setVar('howdy, partner'); $classB = new B($classA); var_dump($classB->getVar());

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)
8.5.30.0080.01017.39
8.5.20.0070.01019.52
8.5.10.0080.00919.07
8.5.00.0130.00919.91
8.4.180.0140.00919.63
8.4.170.0130.00921.86
8.4.160.0110.01122.00
8.4.150.0080.00416.94
8.4.140.0150.00717.77
8.4.130.0050.00518.72
8.4.120.0150.00522.58
8.4.110.0150.00617.75
8.4.100.0100.01117.67
8.4.90.0140.00520.61
8.4.80.0090.01118.98
8.4.70.0060.00320.43
8.4.60.0140.00620.63
8.4.50.0080.00818.65
8.4.40.0060.00617.68
8.4.30.0130.00618.64
8.4.20.0120.00919.37
8.4.10.0030.01217.75
8.3.300.0120.00819.27
8.3.290.0110.01120.62
8.3.280.0100.01118.27
8.3.270.0140.00816.59
8.3.260.0110.00816.56
8.3.250.0120.00616.34
8.3.240.0130.00616.70
8.3.230.0140.00516.67
8.3.220.0110.00818.94
8.3.210.0130.00816.81
8.3.200.0060.00316.52
8.3.190.0040.00317.33
8.3.180.0070.00819.07
8.3.170.0120.00617.23
8.3.160.0060.01216.51
8.3.150.0120.00616.41
8.3.140.0080.00016.66
8.3.130.0040.00418.47
8.3.120.0060.00318.85
8.3.110.0000.00820.94
8.3.100.0080.00324.06
8.3.90.0080.00026.77
8.3.80.0090.00016.63
8.3.70.0120.00918.31
8.3.60.0140.00716.49
8.3.50.0090.00823.60
8.3.40.0040.01118.75
8.3.30.0040.01118.84
8.3.20.0030.00520.73
8.3.10.0070.00020.34
8.3.00.0000.00820.68
8.2.300.0140.00820.32
8.2.290.0150.00316.75
8.2.280.0130.00618.63
8.2.270.0120.00616.51
8.2.260.0110.00317.19
8.2.250.0040.00416.66
8.2.240.0040.00418.89
8.2.230.0050.00322.58
8.2.220.0090.00937.54
8.2.210.0100.00326.77
8.2.200.0060.00316.75
8.2.190.0130.00716.75
8.2.180.0070.00716.38
8.2.170.0070.01022.96
8.2.160.0170.00321.09
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0060.00326.16
8.2.120.0080.00026.16
8.2.110.0060.00322.04
8.2.100.0070.00417.72
8.2.90.0030.00517.75
8.2.80.0090.00318.39
8.2.70.0030.00517.38
8.2.60.0040.00817.63
8.2.50.0040.00418.05
8.2.40.0050.00218.34
8.2.30.0000.00819.32
8.2.20.0000.00818.12
8.2.10.0040.00419.31
8.2.00.0050.00319.26
8.1.340.0140.00620.27
8.1.330.0170.00516.12
8.1.320.0070.00316.20
8.1.310.0090.00918.18
8.1.300.0070.00718.38
8.1.290.0060.00330.84
8.1.280.0040.01125.92
8.1.270.0000.00722.10
8.1.260.0070.00026.35
8.1.250.0050.00228.09
8.1.240.0030.00723.77
8.1.230.0110.00018.97
8.1.220.0060.00318.52
8.1.210.0000.00818.77
8.1.200.0050.00317.13
8.1.190.0030.00617.23
8.1.180.0050.00318.10
8.1.170.0000.00817.62
8.1.160.0040.00418.89
8.1.150.0000.00718.79
8.1.140.0000.00718.84
8.1.130.0040.00421.91
8.1.120.0070.00017.45
8.1.110.0040.00417.38
8.1.100.0000.00717.44
8.1.90.0000.00717.31
8.1.80.0040.00417.26
8.1.70.0050.00317.28
8.1.60.0030.00617.59
8.1.50.0030.00517.54
8.1.40.0040.00517.42
8.1.30.0040.00417.61
8.1.20.0030.00517.62
8.1.10.0040.00417.54
8.1.00.0000.00717.41
8.0.300.0070.00018.77
8.0.290.0040.00416.75
8.0.280.0050.00318.38
8.0.270.0030.00317.98
8.0.260.0030.00319.95
8.0.250.0070.00016.89
8.0.240.0000.00817.00
8.0.230.0000.00716.94
8.0.220.0030.00516.89
8.0.210.0030.00516.92
8.0.200.0040.00417.00
8.0.190.0040.00416.88
8.0.180.0070.00016.79
8.0.170.0000.00916.93
8.0.160.0000.00716.83
8.0.150.0040.00416.79
8.0.140.0000.00716.79
8.0.130.0000.00613.42
8.0.120.0040.00416.86
8.0.110.0050.00216.89
8.0.100.0040.00416.84
8.0.90.0060.00316.87
8.0.80.0060.00916.88
8.0.70.0000.00716.94
8.0.60.0000.00716.88
8.0.50.0020.00516.93
8.0.30.0120.01216.94
8.0.20.0150.00717.22
8.0.10.0050.00216.91
8.0.00.0130.00716.90
7.4.330.0020.00215.55
7.4.320.0000.00816.62
7.4.300.0030.00316.50
7.4.290.0000.00716.50
7.4.280.0080.00016.60
7.4.270.0090.00016.61
7.4.260.0000.00513.28
7.4.250.0000.00716.46
7.4.240.0020.00516.54
7.4.230.0070.00016.41
7.4.220.0020.00516.51
7.4.210.0080.00916.60
7.4.200.0040.00416.54
7.4.130.0140.00716.53
7.4.120.0060.02016.33
7.4.110.0040.01516.52
7.4.100.0100.00716.45
7.4.90.0070.01016.34
7.4.80.0150.00319.39
7.4.70.0100.00716.55
7.4.60.0060.01016.52
7.4.50.0060.00916.21
7.4.40.0060.01016.55
7.4.30.0100.01516.46
7.4.20.0180.00316.68
7.4.10.0100.01016.44
7.4.00.0080.01216.55
7.3.330.0070.00016.16
7.3.320.0000.00513.17
7.3.310.0030.00316.31
7.3.300.0040.00416.25
7.3.290.0130.00516.30
7.3.280.0000.01616.27
7.3.260.0180.00616.47
7.3.240.0070.01116.39
7.3.230.0130.00916.29
7.3.210.0080.00816.37
7.3.200.0000.01616.66
7.3.190.0080.00816.38
7.3.180.0110.00416.41
7.3.170.0110.00416.23
7.3.160.0120.00616.40
7.3.150.0040.01416.29
7.3.140.0080.00816.37
7.3.130.0080.00916.32
7.3.120.0000.02116.29
7.3.110.0100.00816.17
7.3.100.0000.02216.41
7.3.90.0040.01616.46
7.3.80.0090.00916.53
7.3.70.0140.00716.43
7.3.60.0070.01416.20
7.3.50.0170.00416.42
7.3.40.0030.01316.27
7.3.30.0120.00916.32
7.3.20.0090.00916.42
7.3.10.0060.01116.36
7.3.00.0180.00316.38
7.2.330.0190.00316.54
7.2.320.0140.00316.62
7.2.310.0140.00416.38
7.2.300.0090.01516.35
7.2.290.0100.00716.72
7.2.280.0110.01116.73
7.2.270.0080.01116.52
7.2.260.0150.00516.35
7.2.250.0120.01216.31
7.2.240.0060.02216.50
7.2.230.0120.00816.55
7.2.220.0100.01016.55
7.2.210.0130.00516.50
7.2.200.0090.00916.68
7.2.190.0050.01416.59
7.2.180.0150.00516.43
7.2.170.0080.01116.45
7.2.160.0140.00716.48
7.2.150.0170.00416.54
7.2.140.0120.00616.68
7.2.130.0120.00816.49
7.2.120.0150.00416.65
7.2.110.0130.00716.71
7.2.100.0120.00816.57
7.2.90.0070.01316.54
7.2.80.0090.01216.46
7.2.70.0030.01416.74
7.2.60.0040.01516.62
7.2.50.0060.01316.54
7.2.40.0070.01016.70
7.2.30.0110.00716.43
7.2.20.0130.00416.79
7.2.10.0090.01516.59
7.2.00.0150.00316.39

preferences:
48.23 ms | 1491 KiB | 5 Q