3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { private $a_private = 1; protected $a_protected = 2; public $a_public = 3; } class C extends A { private $c_private = 1; protected $c_protected = 2; public $c_public = 3; } class B extends A { private $b_private = 1; protected $b_protected = 2; public $b_public = 3; protected $sub; function __construct(){ $this->sub = new C(); } function __debugInfo(){ return ['foo'=>'bar']; } } function object_dump($object){ return (function($object){ return (array)$object; })->bindTo($object, get_class($object))($object); } var_dump(object_dump(new B));

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)
8.3.70.0150.00416.50
8.3.60.0110.00718.43
8.3.50.0100.00821.93
8.3.40.0140.00718.99
8.3.30.0110.00418.63
8.3.20.0040.00421.95
8.3.10.0040.00420.20
8.3.00.0040.00420.55
8.2.190.0040.01116.59
8.2.180.0110.00718.05
8.2.170.0180.00422.96
8.2.160.0030.01020.38
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0030.00618.03
8.2.120.0040.01126.35
8.2.110.0030.00622.05
8.2.100.0060.00617.91
8.2.90.0040.00421.04
8.2.80.0080.00017.97
8.2.70.0060.00318.04
8.2.60.0000.00817.91
8.2.50.0030.00518.10
8.2.40.0030.00620.50
8.2.30.0040.00420.96
8.2.20.0040.00418.13
8.2.10.0060.00318.13
8.2.00.0040.00417.75
8.1.280.0150.00625.92
8.1.270.0080.00023.88
8.1.260.0000.00826.35
8.1.250.0080.00028.09
8.1.240.0000.01022.01
8.1.230.0060.00620.93
8.1.220.0000.00917.74
8.1.210.0050.00318.77
8.1.200.0030.00617.25
8.1.190.0040.00417.54
8.1.180.0040.00418.10
8.1.170.0040.00418.58
8.1.160.0000.00718.85
8.1.150.0050.00320.27
8.1.140.0000.00719.58
8.1.130.0020.00518.88
8.1.120.0000.00717.39
8.1.110.0100.00017.53
8.1.100.0000.00717.39
8.1.90.0040.00417.54
8.1.80.0000.00717.52
8.1.70.0070.00017.49
8.1.60.0080.00017.63
8.1.50.0030.00517.42
8.1.40.0030.00517.53
8.1.30.0050.00317.61
8.1.20.0000.00717.53
8.1.10.0070.00017.50
8.1.00.0040.00417.50
8.0.300.0050.00319.71
8.0.290.0060.00316.63
8.0.280.0000.00718.42
8.0.270.0090.00018.54
8.0.260.0030.00317.13
8.0.250.0030.00316.96
8.0.240.0040.00616.80
8.0.230.0080.00016.77
8.0.220.0050.00216.89
8.0.210.0070.00016.87
8.0.200.0030.00317.02
8.0.190.0040.00716.94
8.0.180.0080.00016.91
8.0.170.0000.00716.91
8.0.160.0070.00016.81
8.0.150.0050.00216.93
8.0.140.0040.00416.82
8.0.130.0030.00313.31
8.0.120.0070.00016.92
8.0.110.0030.00316.91
8.0.100.0090.00017.04
8.0.90.0030.00516.86
8.0.80.0030.01117.02
8.0.70.0000.00816.94
8.0.60.0000.00716.99
8.0.50.0040.00416.88
8.0.30.0090.00917.17
8.0.20.0090.01217.40
8.0.10.0000.00817.00
8.0.00.0040.01416.96
7.4.330.0000.00515.55
7.4.320.0000.00716.54
7.4.300.0030.00316.38
7.4.290.0030.00616.54
7.4.280.0000.00816.52
7.4.270.0000.00716.68
7.4.260.0030.00616.63
7.4.250.0040.00416.52
7.4.240.0030.00316.47
7.4.230.0000.00716.62
7.4.220.0040.00416.63
7.4.210.0100.00616.47
7.4.200.0030.00416.37
7.4.160.0120.00516.53
7.4.150.0070.01017.40
7.4.140.0150.00717.86
7.4.130.0080.01016.57
7.4.120.0080.01416.50
7.4.110.0060.01216.33
7.4.100.0110.00916.39
7.4.90.0170.00016.53
7.4.80.0160.00819.39
7.4.70.0150.00316.53
7.4.60.0060.01016.65
7.4.50.0120.00316.38
7.4.40.0090.00916.57
7.4.30.0060.01116.37
7.4.00.0030.01314.90
7.3.330.0000.00613.30
7.3.320.0030.00313.32
7.3.310.0070.00016.40
7.3.300.0040.00416.28
7.3.290.0080.00816.38
7.3.280.0090.00916.36
7.3.270.0140.00417.40
7.3.260.0070.01316.48
7.3.250.0130.00916.39
7.3.240.0100.00816.41
7.3.230.0160.00916.38
7.3.210.0060.01216.32
7.3.200.0080.01016.59
7.3.190.0000.01816.61
7.3.180.0120.00316.36
7.3.170.0080.01016.38
7.3.160.0060.01416.42
7.3.10.0130.00016.56
7.3.00.0100.00316.42
7.2.330.0060.00916.46
7.2.320.0090.00916.82
7.2.310.0080.00816.68
7.2.300.0130.00616.48
7.2.290.0130.00316.65
7.2.130.0070.00316.98
7.2.120.0100.00016.90
7.2.110.0130.00016.73
7.2.100.0070.00717.00
7.2.90.0100.00716.67
7.2.80.0040.00716.57
7.2.70.0030.01217.07
7.2.60.0100.00516.90
7.2.50.0040.01117.09
7.2.40.0030.01316.98
7.2.30.0110.00016.58
7.2.20.0000.01516.95
7.2.10.0030.00816.89
7.2.00.0060.00616.94
7.1.250.0060.00315.55
7.1.200.0060.00615.66
7.1.70.0000.00817.02
7.1.60.0040.00717.05
7.1.50.0060.01516.59
7.1.20.0270.05340.32
7.1.10.0100.06022.28
7.1.00.0100.06322.41
7.0.200.0090.00916.86
7.0.160.0100.05721.88
7.0.150.0100.05321.89
7.0.140.0170.04721.80
7.0.130.0000.07321.87
7.0.120.0130.05321.91
7.0.110.0200.04721.85
7.0.100.0070.05721.88
7.0.90.0100.05321.76
7.0.80.0130.05021.85
7.0.70.0170.04721.92
7.0.60.0070.05721.64
7.0.50.0130.06022.00
7.0.40.0000.06021.90
7.0.30.0030.05721.86
7.0.20.0130.07321.86
7.0.10.0070.07322.03
7.0.00.0070.07021.93

preferences:
56.84 ms | 401 KiB | 5 Q