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)
8.3.60.0090.01216.50
8.3.50.0070.01416.48
8.3.40.0070.00718.65
8.3.30.0110.00418.88
8.3.20.0040.00420.34
8.3.10.0060.00921.60
8.3.00.0050.00323.60
8.2.180.0120.00618.51
8.2.170.0070.01418.79
8.2.160.0070.00722.96
8.2.150.0070.00024.18
8.2.140.0060.00324.66
8.2.130.0040.00419.89
8.2.120.0080.00026.35
8.2.110.0000.01021.05
8.2.100.0000.01217.93
8.2.90.0000.00819.31
8.2.80.0050.00317.97
8.2.70.0040.00417.63
8.2.60.0040.00418.03
8.2.50.0030.00618.07
8.2.40.0040.00422.15
8.2.30.0000.00720.69
8.2.20.0040.00417.77
8.2.10.0000.00718.19
8.2.00.0000.00818.18
8.1.280.0120.00625.92
8.1.270.0040.00422.25
8.1.260.0040.00428.09
8.1.250.0030.00628.09
8.1.240.0060.00321.15
8.1.230.0110.00018.93
8.1.220.0030.00617.77
8.1.210.0060.00318.77
8.1.200.0060.00317.50
8.1.190.0040.00417.36
8.1.180.0030.00618.10
8.1.170.0000.00818.40
8.1.160.0050.00320.73
8.1.150.0040.00418.91
8.1.140.0000.00819.64
8.1.130.0030.00317.65
8.1.120.0080.00017.47
8.1.110.0030.00517.46
8.1.100.0000.00717.47
8.1.90.0030.00517.43
8.1.80.0000.00717.49
8.1.70.0000.00817.41
8.1.60.0000.00717.61
8.1.50.0030.00517.45
8.1.40.0040.00417.53
8.1.30.0040.00417.66
8.1.20.0030.00617.62
8.1.10.0040.00417.49
8.1.00.0040.00417.54
8.0.300.0070.00018.77
8.0.290.0040.00416.75
8.0.280.0000.00718.36
8.0.270.0030.00317.34
8.0.260.0030.00317.18
8.0.250.0030.00317.01
8.0.240.0070.00316.88
8.0.230.0000.00716.92
8.0.220.0030.00316.86
8.0.210.0000.00716.93
8.0.200.0070.00016.96
8.0.190.0050.00316.93
8.0.180.0080.00016.85
8.0.170.0030.00616.81
8.0.160.0030.00316.81
8.0.150.0060.00316.89
8.0.140.0000.00716.73
8.0.130.0050.00013.34
8.0.120.0050.00216.83
8.0.110.0050.00316.91
8.0.100.0000.00716.75
8.0.90.0040.00416.89
8.0.80.0160.00316.94
8.0.70.0000.00816.71
8.0.60.0070.00016.82
8.0.50.0030.00516.85
8.0.30.0050.01116.92
8.0.20.0100.00917.40
8.0.10.0000.00717.08
8.0.00.0090.01016.70
7.4.330.0020.00216.69
7.4.320.0030.00316.52
7.4.300.0000.00616.48
7.4.290.0000.00716.52
7.4.280.0030.00616.41
7.4.270.0030.00316.50
7.4.260.0070.00316.61
7.4.250.0050.00316.43
7.4.240.0040.00316.50
7.4.230.0000.00716.63
7.4.220.0140.00416.47
7.4.210.0060.01116.55
7.4.200.0000.00716.67
7.4.160.0040.01116.27
7.4.150.0140.00317.40
7.4.140.0130.00817.86
7.4.130.0090.00916.54
7.4.120.0110.00816.37
7.4.110.0060.01216.48
7.4.100.0150.00916.45
7.4.90.0110.00816.50
7.4.80.0070.01019.39
7.4.70.0080.00816.63
7.4.60.0100.00616.57
7.4.50.0070.01016.55
7.4.40.0170.00016.51
7.4.30.0060.01316.49
7.4.10.0060.01314.86
7.4.00.0070.01014.97
7.3.330.0000.00713.34
7.3.320.0030.00313.37
7.3.310.0070.00016.24
7.3.300.0040.00416.36
7.3.290.0030.00316.28
7.3.280.0050.01116.36
7.3.270.0070.01017.40
7.3.260.0150.01316.65
7.3.250.0090.00716.39
7.3.240.0090.01016.44
7.3.230.0080.00816.55
7.3.210.0140.00416.50
7.3.200.0030.01319.39
7.3.190.0100.00616.45
7.3.180.0080.00816.35
7.3.170.0080.00816.45
7.3.160.0130.00316.58
7.3.130.0060.00914.81
7.3.120.0110.00514.94
7.3.110.0080.01014.83
7.3.100.0090.00314.85
7.3.90.0080.00614.79
7.3.80.0030.00814.74
7.3.70.0030.01014.81
7.3.60.0060.00414.95
7.3.50.0090.00314.93
7.3.40.0060.00614.86
7.3.30.0060.00614.55
7.3.20.0100.00116.68
7.3.10.0080.00416.67
7.3.00.0030.00916.62
7.2.330.0040.01316.42
7.2.320.0070.01116.33
7.2.310.0030.01316.53
7.2.300.0090.00916.64
7.2.290.0060.01716.66
7.2.260.0070.01114.98
7.2.250.0080.00914.94
7.2.240.0000.01514.96
7.2.230.0080.00815.11
7.2.220.0050.00615.12
7.2.210.0050.00914.80
7.2.200.0030.01015.05
7.2.190.0070.00515.11
7.2.180.0090.00415.18
7.2.170.0040.00914.98
7.2.160.0000.01115.13
7.2.150.0040.01116.86
7.2.140.0000.01516.97
7.2.130.0050.00916.65
7.2.120.0060.01116.90
7.2.110.0060.00916.85
7.2.100.0090.00316.78
7.2.90.0060.00916.70
7.2.80.0090.00616.67
7.2.70.0120.00116.84
7.2.60.0040.01116.91
7.2.50.0080.00716.86
7.2.40.0130.00616.62
7.2.30.0100.00616.67
7.2.20.0050.01016.88
7.2.10.0060.00616.72
7.2.00.0060.00717.55
7.1.330.0020.01115.86
7.1.320.0050.00715.88
7.1.310.0030.01115.97
7.1.300.0060.00815.87
7.1.290.0070.00715.88
7.1.280.0060.00615.81
7.1.270.0080.00315.88
7.1.260.0060.00815.76
7.1.250.0070.00715.77
7.1.240.0140.00315.93
7.1.230.0000.01415.69
7.1.220.0030.01415.82
7.1.210.0040.00815.92
7.1.200.0050.00715.81
7.1.190.0080.00815.94
7.1.180.0060.00615.93
7.1.170.0100.00615.68
7.1.160.0070.00715.70
7.1.150.0110.00415.62
7.1.140.0060.00315.61
7.1.130.0040.00715.92
7.1.120.0030.01115.91
7.1.110.0000.01015.53
7.1.100.0010.01217.08
7.1.90.0090.00615.64
7.1.80.0070.01015.96
7.1.70.0050.00316.40
7.1.60.0100.00917.53
7.1.50.0020.01316.20
7.1.40.0030.01015.58
7.1.30.0040.01115.77
7.1.20.0070.00715.79
7.1.10.0040.01415.77
7.1.00.0030.04219.10
7.0.330.0100.00015.09
7.0.320.0070.01015.11
7.0.310.0060.00915.26
7.0.300.0030.01015.36
7.0.290.0060.00915.53
7.0.280.0070.00715.45
7.0.270.0090.00615.41
7.0.260.0070.00715.39
7.0.250.0060.00615.48
7.0.240.0100.00315.39
7.0.230.0050.00315.49
7.0.220.0000.01315.55
7.0.210.0050.00515.37
7.0.200.0080.00515.24
7.0.190.0040.00415.56
7.0.180.0040.00415.57
7.0.170.0030.00515.39
7.0.160.0080.00015.52
7.0.150.0050.00815.50
7.0.140.0030.01015.61
7.0.130.0060.00615.45
7.0.120.0070.00715.61
7.0.110.0040.01115.45
7.0.100.0090.00015.47
7.0.90.0030.00915.54
7.0.80.0060.00915.18
7.0.70.0030.01015.34
7.0.60.0020.02018.41
7.0.50.0070.02816.67
7.0.40.0070.04716.87
7.0.30.0250.03916.79
7.0.20.0120.02816.67
7.0.10.0030.04916.81
7.0.00.0130.03816.73
5.6.400.0060.01014.00
5.6.390.0120.00314.13
5.6.380.0060.01014.49
5.6.370.0060.00814.16
5.6.360.0100.00614.10
5.6.350.0150.00314.27
5.6.340.0040.01114.24
5.6.330.0140.00014.36
5.6.320.0030.00514.09
5.6.310.0030.00614.06
5.6.300.0110.00414.07
5.6.290.0000.00814.15
5.6.280.0080.02817.32
5.6.270.0060.00914.04
5.6.260.0090.00614.12
5.6.250.0000.00914.01
5.6.240.0060.00314.13
5.6.230.0090.00914.08
5.6.220.0030.01013.98
5.6.210.0070.02017.41
5.6.200.0050.03316.15
5.6.190.0050.04817.39
5.6.180.0180.03817.37
5.6.170.0170.02917.38
5.6.160.0050.04417.34
5.6.150.0080.04216.15
5.6.140.0100.02816.25
5.6.130.0050.02916.17
5.6.120.0050.04017.70
5.6.110.0060.04517.67
5.6.100.0130.02917.53
5.6.90.0070.04917.54
5.6.80.0100.02017.15
5.6.70.0050.00514.02
5.6.60.0060.00314.15
5.6.50.0100.00314.10
5.6.40.0070.00714.02
5.6.30.0030.00914.17
5.6.20.0090.00614.19
5.6.10.0070.00714.12
5.6.00.0030.01013.96
5.5.380.0030.01013.89
5.5.370.0040.01514.29
5.5.360.0000.00814.03
5.5.350.0190.03617.20
5.5.340.0020.04216.11
5.5.330.0080.04317.05
5.5.320.0280.04017.14
5.5.310.0150.02017.11
5.5.300.0030.02315.92
5.5.290.0070.04515.97
5.5.280.0130.04217.51
5.5.270.0100.02317.53
5.5.260.0120.03017.51
5.5.250.0050.04017.33
5.5.240.0170.03517.15
5.5.230.0080.00613.64
5.5.220.0030.01013.89
5.5.210.0090.00314.12
5.5.200.0000.00814.05
5.5.190.0030.00914.09
5.5.180.0030.00714.04
5.5.170.0040.00714.10
5.5.160.0060.00614.09
5.5.150.0060.00814.20
5.5.140.0060.00914.05
5.5.130.0060.00914.18
5.5.120.0070.00713.77
5.5.110.0120.00314.02
5.5.100.0030.01313.86
5.5.90.0080.00813.99
5.5.80.0060.00313.79
5.5.70.0040.00813.80
5.5.60.0070.00713.98
5.5.50.0040.00714.21
5.5.40.0030.01214.13
5.5.30.0090.00413.96
5.5.20.0000.01514.20
5.5.10.0030.00913.79
5.5.00.0060.00313.81

preferences:
54.26 ms | 400 KiB | 5 Q