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)
8.3.70.0090.00916.88
8.3.60.0100.01016.75
8.3.50.0140.00521.06
8.3.40.0070.01418.96
8.3.30.0070.00718.71
8.3.20.0070.00020.33
8.3.10.0050.00323.62
8.3.00.0070.00023.65
8.2.180.0080.00818.29
8.2.170.0040.01118.95
8.2.160.0030.01022.96
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00419.76
8.2.120.0040.00426.35
8.2.110.0090.00022.30
8.2.100.0070.00417.93
8.2.90.0040.00419.18
8.2.80.0000.00817.97
8.2.70.0040.00417.61
8.2.60.0000.00818.05
8.2.50.0030.00518.07
8.2.40.0000.00822.27
8.2.30.0000.00720.50
8.2.20.0040.00417.71
8.2.10.0070.00018.23
8.2.00.0090.00018.04
8.1.280.0110.01125.92
8.1.270.0080.00022.20
8.1.260.0050.00328.09
8.1.250.0070.00028.09
8.1.240.0070.00323.87
8.1.230.0080.00319.21
8.1.220.0000.00817.78
8.1.210.0060.00318.77
8.1.200.0030.00617.35
8.1.190.0000.00817.35
8.1.180.0080.00018.10
8.1.170.0000.00818.50
8.1.160.0000.00720.68
8.1.150.0020.00518.96
8.1.140.0030.00519.59
8.1.130.0070.00017.71
8.1.120.0030.00317.52
8.1.110.0040.00417.53
8.1.100.0030.00417.46
8.1.90.0030.00517.49
8.1.80.0030.00617.41
8.1.70.0040.00417.46
8.1.60.0070.00017.56
8.1.50.0000.00817.51
8.1.40.0030.00617.44
8.1.30.0030.00517.73
8.1.20.0000.00717.70
8.1.10.0040.00417.52
8.1.00.0040.00417.48
8.0.300.0000.00718.77
8.0.290.0060.00316.88
8.0.280.0050.00318.38
8.0.270.0030.00317.30
8.0.260.0000.00617.22
8.0.250.0020.00516.94
8.0.240.0000.01117.02
8.0.230.0030.00316.95
8.0.220.0030.00316.77
8.0.210.0020.00516.80
8.0.200.0000.00717.01
8.0.190.0050.00317.04
8.0.180.0040.00417.04
8.0.170.0000.00817.00
8.0.160.0030.00316.94
8.0.150.0040.00416.91
8.0.140.0000.00716.77
8.0.130.0000.00613.40
8.0.120.0070.00016.88
8.0.110.0000.00817.00
8.0.100.0040.00416.98
8.0.90.0040.00416.86
8.0.80.0040.01817.02
8.0.70.0040.00417.00
8.0.60.0040.00417.05
8.0.50.0030.00616.83
8.0.30.0080.00817.14
8.0.20.0110.00817.40
8.0.10.0000.00716.95
8.0.00.0100.01016.77
7.4.330.0000.00516.82
7.4.320.0060.00016.63
7.4.300.0030.00316.67
7.4.290.0050.00216.61
7.4.280.0000.01016.50
7.4.270.0000.00816.62
7.4.260.0040.00416.62
7.4.250.0050.00316.57
7.4.240.0030.00316.52
7.4.230.0070.00016.40
7.4.220.0070.01116.56
7.4.210.0070.01116.59
7.4.200.0030.00516.64
7.4.160.0040.01116.32
7.4.150.0120.01217.40
7.4.140.0120.01017.86
7.4.130.0130.00616.53
7.4.120.0080.01016.54
7.4.110.0060.01016.73
7.4.100.0130.01016.70
7.4.90.0150.00616.63
7.4.80.0100.00619.39
7.4.70.0080.01516.58
7.4.60.0090.01216.50
7.4.50.0090.00616.61
7.4.40.0040.01416.38
7.4.30.0110.00616.69
7.4.00.0060.00914.89
7.3.330.0000.00713.43
7.3.320.0050.00013.41
7.3.310.0050.00216.28
7.3.300.0070.00016.26
7.3.290.0000.00716.44
7.3.280.0060.01016.39
7.3.270.0030.01417.40
7.3.260.0120.01216.70
7.3.250.0080.00916.44
7.3.240.0100.00616.40
7.3.230.0070.01016.41
7.3.210.0060.01216.29
7.3.200.0040.01319.39
7.3.190.0170.00616.62
7.3.180.0110.00416.41
7.3.170.0100.00716.46
7.3.160.0130.00916.45
7.2.330.0060.01316.81
7.2.320.0070.01116.41
7.2.310.0030.01516.45
7.2.300.0060.01216.68
7.2.290.0100.01316.41
7.2.60.0070.00716.64
7.2.00.0000.01519.46
7.1.200.0000.01215.95
7.1.100.0070.00418.06
7.1.70.0000.00717.30
7.1.60.0060.01819.20
7.1.50.0060.01517.05
7.1.00.0130.06722.36
7.0.200.0090.00614.82
7.0.60.0000.08721.80
7.0.50.0030.05017.98
7.0.40.0170.08720.27
7.0.30.0270.07020.11
7.0.20.0300.07320.23
7.0.10.0070.04320.16
7.0.00.0070.07320.09
5.6.280.0000.03320.90
5.6.210.0000.04320.73
5.6.200.0030.09018.25
5.6.190.0100.05320.46
5.6.180.0370.07020.55
5.6.170.0330.07720.43
5.6.160.0130.07020.52
5.6.150.0030.08318.16
5.6.140.0030.08718.23
5.6.130.0070.05318.15
5.6.120.0030.04720.98
5.6.110.0200.06720.90
5.6.100.0100.05721.03
5.6.90.0100.08021.00
5.6.80.0100.03320.45
5.5.350.0330.07320.42
5.5.340.0030.04717.93
5.5.330.0130.06320.29
5.5.320.0500.05720.19
5.5.310.0200.04020.35
5.5.300.0070.04317.95
5.5.290.0070.06317.98
5.5.280.0030.04020.88
5.5.270.0070.05320.68
5.5.260.0100.04320.80
5.5.250.0100.08720.66
5.5.240.0170.08020.08

preferences:
53.51 ms | 401 KiB | 5 Q