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)
8.3.60.0040.01817.00
8.3.50.0170.00522.01
8.3.40.0140.00018.67
8.3.30.0070.00718.88
8.3.20.0040.00420.34
8.3.10.0040.00421.69
8.3.00.0040.00423.65
8.2.180.0120.00618.29
8.2.170.0040.01119.18
8.2.160.0070.00722.96
8.2.150.0020.00524.18
8.2.140.0000.00824.66
8.2.130.0040.00419.85
8.2.120.0030.00526.35
8.2.110.0040.00422.24
8.2.100.0040.00818.05
8.2.90.0040.00419.17
8.2.80.0000.00818.04
8.2.70.0060.00317.63
8.2.60.0050.00317.93
8.2.50.0060.00318.07
8.2.40.0040.00422.13
8.2.30.0000.00720.54
8.2.20.0000.00717.75
8.2.10.0070.00018.19
8.2.00.0050.00318.19
8.1.280.0100.01025.92
8.1.270.0060.00322.11
8.1.260.0030.00628.09
8.1.250.0000.00728.09
8.1.240.0060.00323.87
8.1.230.0050.00519.00
8.1.220.0000.00817.79
8.1.210.0080.00018.77
8.1.200.0000.00917.36
8.1.190.0080.00017.38
8.1.180.0000.00718.10
8.1.170.0040.00418.25
8.1.160.0040.00420.73
8.1.150.0000.00718.81
8.1.140.0000.00819.50
8.1.130.0000.00717.71
8.1.120.0000.00717.52
8.1.110.0030.00617.46
8.1.100.0040.00417.36
8.1.90.0000.00817.48
8.1.80.0050.00217.46
8.1.70.0050.00317.44
8.1.60.0000.00717.59
8.1.50.0030.00517.49
8.1.40.0080.00017.59
8.1.30.0040.00417.69
8.1.20.0090.00017.52
8.1.10.0050.00317.57
8.1.00.0080.00017.51
8.0.300.0000.00718.77
8.0.290.0070.00016.63
8.0.280.0040.00418.41
8.0.270.0070.00017.09
8.0.260.0060.00017.21
8.0.250.0050.00216.99
8.0.240.0060.00316.94
8.0.230.0050.00216.82
8.0.220.0040.00416.85
8.0.210.0050.00316.81
8.0.200.0050.00217.03
8.0.190.0000.00816.93
8.0.180.0070.00016.95
8.0.170.0000.00816.95
8.0.160.0030.00517.00
8.0.150.0030.00316.92
8.0.140.0050.00216.86
8.0.130.0030.00313.31
8.0.120.0070.00016.88
8.0.110.0040.00416.93
8.0.100.0020.00516.84
8.0.90.0040.00416.95
8.0.80.0090.00916.91
8.0.70.0040.00416.80
8.0.60.0040.00417.00
8.0.50.0000.00917.02
8.0.30.0130.00817.05
8.0.20.0100.00917.40
8.0.10.0090.00017.11
8.0.00.0100.00916.90
7.4.330.0000.00516.84
7.4.320.0030.00316.46
7.4.300.0030.00316.65
7.4.290.0000.00716.54
7.4.280.0050.00516.50
7.4.270.0000.00816.61
7.4.260.0100.00016.48
7.4.250.0030.00316.39
7.4.240.0050.00216.48
7.4.230.0040.00416.40
7.4.220.0090.00916.71
7.4.210.0160.00716.63
7.4.200.0000.00716.70
7.4.160.0080.00616.54
7.4.150.0060.01917.40
7.4.140.0110.01117.86
7.4.130.0100.00716.54
7.4.120.0060.01116.38
7.4.110.0030.01716.60
7.4.100.0140.00316.57
7.4.90.0130.00516.33
7.4.80.0070.01019.39
7.4.70.0090.00916.54
7.4.60.0060.01016.46
7.4.50.0100.00616.27
7.4.40.0070.01016.54
7.4.30.0060.01216.50
7.4.00.0100.00614.98
7.3.330.0060.00013.39
7.3.320.0000.00513.38
7.3.310.0050.00216.45
7.3.300.0060.00016.34
7.3.290.0000.00716.47
7.3.280.0090.00916.39
7.3.270.0090.00917.40
7.3.260.0090.01216.59
7.3.250.0100.00916.46
7.3.240.0060.00916.41
7.3.230.0070.01016.39
7.3.210.0070.01016.49
7.3.200.0100.01019.39
7.3.190.0100.00616.47
7.3.180.0030.01216.37
7.3.170.0060.01016.51
7.3.160.0030.01316.39
7.3.120.0130.00614.87
7.3.110.0100.00814.90
7.3.100.0080.00814.92
7.3.90.0000.01214.99
7.3.80.0080.00815.05
7.3.70.0050.00614.73
7.3.60.0070.00714.77
7.3.50.0100.00614.83
7.3.40.0060.00714.80
7.3.30.0080.00714.85
7.3.20.0050.00716.72
7.3.10.0070.00616.77
7.3.00.0120.00216.66
7.2.330.0070.01016.37
7.2.320.0140.00316.66
7.2.310.0100.00616.47
7.2.300.0130.01016.45
7.2.290.0070.01316.57
7.2.250.0080.01015.13
7.2.240.0090.00914.93
7.2.230.0060.00814.99
7.2.220.0030.01115.18
7.2.210.0080.00714.97
7.2.200.0030.00815.01
7.2.190.0060.00914.85
7.2.180.0040.01014.93
7.2.170.0000.01314.82
7.2.130.0080.00816.80
7.2.120.0030.01016.67
7.2.110.0060.00916.56
7.2.100.0130.00316.74
7.2.90.0040.01116.69
7.2.80.0090.00916.71
7.2.70.0090.00916.82
7.2.60.0140.00616.96
7.2.50.0160.00016.70
7.2.40.0070.01116.80
7.2.30.0060.01216.95
7.2.20.0120.00616.86
7.2.10.0110.00516.81
7.2.00.0120.00316.61
7.1.330.0080.00615.92
7.1.320.0050.00615.79
7.1.310.0020.01115.76
7.1.300.0070.00515.92
7.1.290.0100.00415.75
7.1.280.0050.00715.71
7.1.270.0070.00415.71
7.1.260.0120.00315.77
7.1.250.0110.00415.66
7.1.240.0160.00015.54
7.1.230.0040.00715.58
7.1.220.0040.01115.63
7.1.210.0060.00615.73
7.1.200.0070.00715.69
7.1.190.0100.00615.68
7.1.180.0090.00615.47
7.1.170.0090.00315.84
7.1.160.0080.00815.56
7.1.150.0150.00415.81
7.1.140.0100.00715.90
7.1.130.0130.00315.91
7.1.120.0130.00315.66
7.1.110.0060.00615.73
7.1.100.0080.00516.67
7.1.90.0090.00615.91
7.1.80.0070.00715.73
7.1.70.0080.00416.50
7.1.60.0140.00717.33
7.1.50.0090.01116.26
7.1.40.0040.01015.71
7.1.30.0070.00715.61
7.1.20.0060.00915.39
7.1.10.0100.00715.45
7.1.00.0020.04618.94
7.0.330.0140.00415.23
7.0.320.0080.00815.03
7.0.310.0090.00415.21
7.0.300.0070.00715.19
7.0.290.0190.00015.06
7.0.280.0060.01615.39
7.0.270.0090.00315.14
7.0.260.0120.00615.51
7.0.250.0090.00615.45
7.0.240.0140.00015.47
7.0.230.0070.01015.42
7.0.220.0100.00015.54
7.0.210.0030.01115.52
7.0.200.0090.00715.12
7.0.190.0070.01015.39
7.0.180.0120.00015.27
7.0.170.0130.00015.33
7.0.160.0060.00715.21
7.0.150.0030.01315.28
7.0.140.0090.00615.46
7.0.130.0140.00015.56
7.0.120.0120.00315.42
7.0.110.0130.00315.45
7.0.100.0110.00315.24
7.0.90.0080.00815.51
7.0.80.0160.00315.24
7.0.70.0060.01015.36
7.0.60.0120.04018.65
7.0.50.0090.02516.70
7.0.40.0080.04516.81
7.0.30.0160.03816.61
7.0.20.0170.03516.67
7.0.10.0060.03816.76
7.0.00.0060.04016.79
5.6.380.0070.00414.52
5.6.370.0090.00314.64
5.6.360.0100.00014.06
5.6.350.0070.00714.57
5.6.340.0040.00814.09
5.6.330.0040.00714.54
5.6.320.0040.00814.38
5.6.310.0060.00614.47
5.6.300.0040.00714.72
5.6.290.0000.01014.21
5.6.280.0060.02717.68
5.6.270.0090.00314.19
5.6.260.0120.00014.15
5.6.250.0030.00814.39
5.6.240.0040.00914.48
5.6.230.0080.00614.12
5.6.220.0090.00414.39
5.6.210.0070.02217.54
5.6.200.0050.04116.19
5.6.190.0030.03217.44
5.6.180.0220.04117.30
5.6.170.0220.02617.40
5.6.160.0040.03617.42
5.6.150.0020.03316.17
5.6.140.0080.04216.27
5.6.130.0070.04415.99
5.6.120.0060.03617.77
5.6.110.0060.04717.64
5.6.100.0050.02917.53
5.6.90.0080.04517.57
5.6.80.0050.02317.38
5.6.70.0110.00314.35
5.6.60.0120.00014.04
5.6.50.0070.00713.90
5.6.40.0100.00013.98
5.6.30.0030.01313.80
5.6.20.0070.01013.86
5.6.10.0040.00413.98
5.6.00.0040.00713.78
5.5.380.0060.00311.36
5.5.370.0090.00511.09
5.5.360.0040.00810.72
5.5.350.0120.02315.74
5.5.340.0080.03814.55
5.5.330.0070.04315.63
5.5.320.0280.04015.52
5.5.310.0170.02915.75
5.5.300.0030.03714.46
5.5.290.0090.04414.51
5.5.280.0050.02315.90
5.5.270.0120.02515.95
5.5.260.0040.02815.97
5.5.250.0110.03815.85
5.5.240.0130.03715.74
5.5.230.0040.00411.04
5.5.220.0040.00410.82
5.5.210.0030.00911.21
5.5.200.0070.00010.71
5.5.190.0050.00311.14
5.5.180.0000.00810.72
5.5.170.0040.00411.05
5.5.160.0060.00310.92
5.5.150.0000.00910.63
5.5.140.0070.00211.05
5.5.130.0060.00310.87
5.5.120.0080.00411.32
5.5.110.0080.00310.85
5.5.100.0060.00310.83
5.5.90.0000.01310.42
5.5.80.0030.00810.82
5.5.70.0000.00910.96
5.5.60.0070.00311.19
5.5.50.0000.00911.16
5.5.40.0000.00910.82
5.5.30.0060.00211.14
5.5.20.0060.00310.73
5.5.10.0070.00310.95
5.5.00.0000.01111.04

preferences:
60.46 ms | 401 KiB | 5 Q