3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { public $b = false; public $e = 12; function __construct($oB) { $this->b = $oB; } } class B { public $a = false; function __construct($oA) { $this->a = $oA; } } $aDepends = array(); $pLink = function() use (&$aDepends) { return $aDepends['A']; }; $oB = new B($pLink); $oA = new A($oB); $aDepends['A']=$oA; //$aDepends=$oA; //$oB->a = $oA; //var_dump($oA); //var_dump($oB); var_dump($oB->a()->e);

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)
8.3.60.0070.01416.63
8.3.50.0100.00821.14
8.3.40.0090.00618.94
8.3.30.0120.00319.02
8.3.20.0040.00420.34
8.3.10.0080.00023.61
8.3.00.0040.00423.54
8.2.180.0150.00318.46
8.2.170.0060.00919.13
8.2.160.0110.00422.96
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0040.00419.78
8.2.120.0040.00426.35
8.2.110.0030.00622.14
8.2.100.0090.00318.04
8.2.90.0040.00419.41
8.2.80.0040.00417.97
8.2.70.0040.00417.75
8.2.60.0050.00318.05
8.2.50.0080.00018.07
8.2.40.0080.00022.15
8.2.30.0040.00420.74
8.2.20.0030.00517.73
8.2.10.0030.00618.01
8.2.00.0000.00818.17
8.1.280.0110.00425.92
8.1.270.0030.00621.80
8.1.260.0080.00028.09
8.1.250.0040.00428.09
8.1.240.0060.00323.97
8.1.230.0060.00619.16
8.1.220.0040.00417.78
8.1.210.0030.00518.77
8.1.200.0090.00017.22
8.1.190.0040.00417.25
8.1.180.0080.00018.10
8.1.170.0040.00418.64
8.1.160.0070.00020.69
8.1.150.0000.00718.77
8.1.140.0050.00319.50
8.1.130.0030.00317.71
8.1.120.0050.00217.46
8.1.110.0050.00317.44
8.1.100.0000.00717.37
8.1.90.0000.00817.46
8.1.80.0030.00617.37
8.1.70.0000.00717.44
8.1.60.0060.00317.62
8.1.50.0030.00617.34
8.1.40.0060.00317.43
8.1.30.0080.00017.56
8.1.20.0030.00517.63
8.1.10.0030.00517.61
8.1.00.0040.00417.38
8.0.300.0000.00718.77
8.0.290.0070.00016.75
8.0.280.0040.00418.24
8.0.270.0070.00017.10
8.0.260.0000.00617.11
8.0.250.0030.00316.88
8.0.240.0030.00616.92
8.0.230.0030.00316.91
8.0.220.0030.00316.81
8.0.210.0000.00716.78
8.0.200.0030.00316.90
8.0.190.0040.00416.98
8.0.180.0040.00416.97
8.0.170.0090.00017.04
8.0.160.0000.00816.93
8.0.150.0070.00017.00
8.0.140.0000.00716.89
8.0.130.0030.00313.38
8.0.120.0040.00416.89
8.0.110.0030.00516.85
8.0.100.0040.00417.00
8.0.90.0080.00016.79
8.0.80.0090.01216.99
8.0.70.0050.00216.96
8.0.60.0030.00517.07
8.0.50.0030.00616.97
8.0.30.0070.00917.24
8.0.20.0080.01017.40
8.0.10.0030.00717.04
8.0.00.0130.00916.74
7.4.330.0000.00516.69
7.4.320.0000.00616.65
7.4.300.0030.00316.48
7.4.290.0000.00816.48
7.4.280.0030.00616.59
7.4.270.0040.00416.57
7.4.260.0000.00716.45
7.4.250.0030.00316.46
7.4.240.0020.00516.57
7.4.230.0000.00716.60
7.4.220.0150.00316.69
7.4.210.0090.00616.65
7.4.200.0070.00016.61
7.4.160.0070.00716.36
7.4.150.0070.01017.40
7.4.140.0130.01217.86
7.4.130.0120.00916.57
7.4.120.0130.00716.49
7.4.110.0100.01316.55
7.4.100.0120.00916.33
7.4.90.0070.01116.63
7.4.80.0070.01319.39
7.4.70.0120.00816.74
7.4.60.0090.00916.49
7.4.50.0110.00716.59
7.4.40.0080.00816.64
7.4.30.0070.01016.48
7.4.00.0030.01015.23
7.3.330.0070.00013.42
7.3.320.0030.00313.50
7.3.310.0000.00716.39
7.3.300.0070.00016.39
7.3.290.0040.00416.24
7.3.280.0070.00816.46
7.3.270.0030.01317.40
7.3.260.0180.00616.66
7.3.250.0120.00616.55
7.3.240.0080.00816.51
7.3.230.0100.00716.42
7.3.210.0150.00416.45
7.3.200.0100.01019.39
7.3.190.0100.00716.48
7.3.180.0060.00916.48
7.3.170.0130.00316.59
7.3.160.0030.01316.35
7.2.330.0030.01516.39
7.2.320.0120.00316.73
7.2.310.0100.00716.64
7.2.300.0100.01016.68
7.2.290.0140.01016.64
7.2.60.0040.00817.00
7.2.00.0060.00619.46
7.1.200.0090.00615.64
7.1.100.0030.00918.09
7.1.70.0000.01017.27
7.1.60.0110.01419.20
7.1.50.0040.01816.80
7.1.00.0000.08022.30
7.0.200.0040.00814.84
7.0.60.0100.07321.79
7.0.50.0000.04317.84
7.0.40.0000.08320.04
7.0.30.0330.04320.08
7.0.20.0300.04720.10
7.0.10.0030.09020.19
7.0.00.0070.05720.12
5.6.280.0000.04321.08
5.6.210.0100.03320.63
5.6.200.0070.07018.22
5.6.190.0030.08720.50
5.6.180.0370.04320.63
5.6.170.0470.04020.53
5.6.160.0030.08720.56
5.6.150.0130.07318.13
5.6.140.0170.05018.28
5.6.130.0100.08018.17
5.6.120.0030.07021.00
5.6.110.0130.08021.00
5.6.100.0000.06020.96
5.6.90.0000.07320.98
5.6.80.0000.09020.52
5.5.350.0200.07020.41
5.5.340.0000.06317.98
5.5.330.0030.05320.47
5.5.320.0230.06720.24
5.5.310.0200.03720.51
5.5.300.0130.08018.07
5.5.290.0030.08718.08
5.5.280.0070.03720.88
5.5.270.0070.08020.65
5.5.260.0100.06720.87
5.5.250.0000.04320.79
5.5.240.0000.04020.26

preferences:
72.16 ms | 401 KiB | 5 Q