3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { public function getBaz($obj) { var_dump($obj->baz); } public function getVars($obj) { var_dump(get_object_vars($obj)); } } $obj = (object) array( "\0*\0bar" => 1, "\0Foo\0baz" => 2, ); // trying `get_object_vars` from global scope var_dump(get_object_vars($obj)); // trying from Foo instance (new Foo())->getVars($obj); // trying from a Foo instance (new Foo())->getBaz($obj); // trying from a closure bound to `stdClass` var_dump(Closure::bind(function ($obj) { var_dump($obj->bar, $obj->baz); }, $obj, 'stdClass')->__invoke($obj)); // trying from a closure bound to `Foo` var_dump(Closure::bind(function ($obj) { var_dump($obj->bar, $obj->baz); }, $obj, 'Foo')->__invoke($obj)); // direct access (causes fatal) var_dump($obj->{"\0*\0bar"}); var_dump($obj->{"\0Foo*\0baz"});

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)
8.3.60.0100.00616.88
8.3.50.0120.00718.36
8.3.40.0110.00718.79
8.3.30.0040.01118.52
8.3.20.0000.00818.73
8.3.10.0080.00018.76
8.3.00.0060.00319.38
8.2.180.0090.00617.00
8.2.170.0090.00622.96
8.2.160.0120.00318.91
8.2.150.0060.00324.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0050.00321.14
8.2.110.0000.01019.22
8.2.100.0040.00917.84
8.2.90.0040.00719.52
8.2.80.0040.00419.39
8.2.70.0000.01017.50
8.2.60.0080.00018.04
8.2.50.0040.00418.07
8.2.40.0000.00918.34
8.2.30.0050.00218.04
8.2.20.0060.00317.74
8.2.10.0000.00717.76
8.2.00.0000.00717.74
8.1.280.0100.01025.92
8.1.270.0050.00323.99
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0030.00622.59
8.1.230.0070.00420.95
8.1.220.0000.00817.74
8.1.210.0060.00318.87
8.1.200.0060.00317.37
8.1.190.0040.00417.63
8.1.180.0000.00818.10
8.1.170.0040.00418.76
8.1.160.0040.00418.95
8.1.150.0070.00018.53
8.1.140.0040.00417.34
8.1.130.0030.00317.81
8.1.120.0070.00017.37
8.1.110.0040.00417.46
8.1.100.0080.00017.43
8.1.90.0040.00317.49
8.1.80.0040.00417.44
8.1.70.0070.00017.46
8.1.60.0040.00417.64
8.1.50.0030.00617.53
8.1.40.0030.00517.43
8.1.30.0060.00317.53
8.1.20.0080.00017.63
8.1.10.0000.00817.51
8.1.00.0000.00717.42
8.0.300.0040.00419.98
8.0.290.0040.00416.63
8.0.280.0000.00718.39
8.0.270.0000.00717.14
8.0.260.0000.00616.71
8.0.250.0030.00616.98
8.0.240.0040.00416.86
8.0.230.0030.00316.94
8.0.220.0000.00816.91
8.0.210.0070.00016.89
8.0.200.0000.00617.05
8.0.190.0040.00416.99
8.0.180.0040.00716.86
8.0.170.0030.00616.87
8.0.160.0040.00417.03
8.0.150.0080.00016.97
8.0.140.0040.00416.83
8.0.130.0000.00613.39
8.0.120.0080.00016.98
8.0.110.0000.00817.01
8.0.100.0000.00816.75
8.0.90.0040.00416.83
8.0.80.0100.01016.90
8.0.70.0040.00416.93
8.0.60.0040.00416.90
8.0.50.0050.00316.96
8.0.30.0030.01517.23
8.0.20.0110.00717.15
8.0.10.0040.00416.90
8.0.00.0150.00316.81
7.4.330.0000.00712.98
7.4.320.0030.00316.53
7.4.300.0070.00016.54
7.4.290.0030.00316.57
7.4.280.0000.00716.42
7.4.270.0000.00716.51
7.4.260.0000.00513.35
7.4.250.0080.00016.52
7.4.240.0000.00716.60
7.4.230.0000.00716.64
7.4.220.0030.01416.41
7.4.210.0120.00316.46
7.4.200.0070.00016.40
7.4.190.0030.00316.49
7.4.160.0100.00616.43
7.4.150.0090.00916.70
7.4.140.0080.01116.54
7.4.130.0070.01116.51
7.4.120.0120.00616.37
7.4.110.0030.01416.55
7.4.100.0040.01316.53
7.4.90.0100.01616.53
7.4.80.0120.01019.39
7.4.70.0090.01216.59
7.4.60.0110.00616.65
7.4.50.0030.00616.31
7.4.40.0030.01016.41
7.4.30.0130.01016.44
7.4.00.0090.00615.19
7.3.330.0070.00013.23
7.3.320.0060.00013.27
7.3.310.0070.00016.41
7.3.300.0030.00316.24
7.3.290.0080.00816.33
7.3.280.0030.01516.43
7.3.270.0040.01316.34
7.3.260.0110.00616.34
7.3.250.0150.00516.46
7.3.240.0110.00616.48
7.3.230.0100.00716.49
7.3.210.0060.01216.46
7.3.200.0090.01316.50
7.3.190.0070.01016.44
7.3.180.0050.01116.45
7.3.170.0060.01016.38
7.3.160.0030.01416.29
7.3.120.0000.01615.03
7.2.330.0100.00716.69
7.2.320.0120.00616.68
7.2.310.0110.01116.71
7.2.300.0140.00416.75
7.2.290.0060.01116.73
7.2.60.0090.00316.86
7.2.00.0030.01019.30
7.1.200.0080.00315.74
7.1.70.0040.01117.14
7.1.60.0030.00717.38
7.1.50.0000.01116.70
7.1.00.0000.06322.51
7.0.200.0040.01116.69
7.0.140.0030.07322.09
7.0.120.0100.06322.25
7.0.60.0030.06019.89
7.0.50.0100.04017.89
7.0.40.0070.05320.30
7.0.30.0330.02720.23
7.0.20.0200.05720.21
7.0.10.0230.07020.05
7.0.00.0130.06320.05
5.6.280.0000.07021.03
5.6.210.0070.08020.52
5.6.200.0100.08318.16
5.6.190.0170.07320.34
5.6.180.3770.04020.63
5.6.170.0300.07320.52
5.6.160.0070.04720.55
5.6.150.0100.04718.17
5.6.140.0070.03718.19
5.6.130.0000.06318.15
5.6.120.0100.08321.16
5.6.110.0170.07321.13
5.6.100.0130.08021.14
5.6.90.0070.08321.04
5.6.80.0100.04720.30
5.6.70.4570.03720.39
5.5.350.0030.08020.33
5.5.340.0030.08318.02
5.5.330.0030.04020.21
5.5.320.0230.03720.27
5.5.310.0330.08020.28
5.5.300.0100.05718.02
5.5.290.0030.04018.09
5.5.280.0170.03720.78
5.5.270.0170.07720.89
5.5.260.0130.04320.91
5.5.250.0030.06720.59
5.5.240.0200.07720.17
5.4.450.0000.09319.25
5.4.440.0030.04719.20
5.4.430.0030.07719.32
5.4.420.0100.03319.57
5.4.410.0170.06719.07
5.4.400.0070.04719.16
5.4.390.0130.06719.15
5.4.380.0030.06719.16
5.4.370.0030.07319.25
5.4.360.0100.07319.00
5.4.350.0030.05018.86
5.4.340.0130.06018.98
5.4.320.0100.05718.98
5.4.310.0000.04319.25
5.4.300.0030.08319.02
5.4.290.0000.05019.00
5.4.280.0070.06318.84
5.4.270.0070.04719.14
5.4.260.0100.07718.85
5.4.250.0130.07319.14
5.4.240.0130.07018.97
5.4.230.0170.06019.15
5.4.220.0000.06019.23
5.4.210.0100.06718.84
5.4.200.0070.04719.11
5.4.190.0130.07319.23
5.4.180.0070.06018.96
5.4.170.0030.04719.11
5.4.160.0070.06318.84
5.4.150.0000.09019.22
5.4.140.0070.06016.54
5.4.130.0070.07316.42
5.4.120.0070.07016.39
5.4.110.0000.05016.46
5.4.100.0070.06716.41
5.4.90.0100.06716.58
5.4.80.0070.07016.50
5.4.70.0070.07316.57
5.4.60.0170.06316.45
5.4.50.0070.05016.50
5.4.40.0000.04316.43
5.4.30.0070.03316.39
5.4.20.0000.07316.38
5.4.10.0100.07316.34
5.4.00.0100.05015.80
5.3.290.0130.07014.68
5.3.280.0170.05314.65
5.3.270.0100.06314.66
5.3.260.0030.08014.75
5.3.250.0100.05714.77
5.3.240.0070.04714.49
5.3.230.0100.04314.62
5.3.220.0030.05014.63
5.3.210.0070.05014.62
5.3.200.0030.05014.63
5.3.190.0100.07014.46
5.3.180.0130.07014.59
5.3.170.0130.04714.73
5.3.160.0000.06014.72
5.3.150.0000.08014.60
5.3.140.0100.04314.48
5.3.130.0030.05714.61
5.3.120.0100.03314.44
5.3.110.0000.05314.55
5.3.100.0100.07014.10
5.3.90.0000.05714.06
5.3.80.0030.04014.04
5.3.70.0130.04314.03
5.3.60.0070.04313.93
5.3.50.0030.04313.87
5.3.40.0100.07314.00
5.3.30.0070.03713.91
5.3.20.0170.06313.74
5.3.10.0000.05313.70
5.3.00.0030.04713.64
5.2.170.0000.03311.12
5.2.160.0100.03311.21
5.2.150.0070.03711.08
5.2.140.0070.06011.14
5.2.130.0100.02711.11
5.2.120.0030.03311.07
5.2.110.0000.04311.25
5.2.100.0070.04711.16
5.2.90.0070.05011.05
5.2.80.0100.04711.13
5.2.70.0030.06311.15
5.2.60.0000.05311.05
5.2.50.0030.05711.08
5.2.40.0000.07010.92
5.2.30.0070.06010.94
5.2.20.0170.05311.00
5.2.10.0000.03310.91
5.2.00.0000.03010.61
5.1.60.0030.02310.06
5.1.50.0070.0239.97
5.1.40.0000.02710.05
5.1.30.0000.02710.32
5.1.20.0030.02710.52
5.1.10.0030.02310.14
5.1.00.0000.02710.23
5.0.50.0000.0208.46
5.0.40.0000.0208.57
5.0.30.0000.0308.20
5.0.20.0000.0208.16
5.0.10.0100.0108.13
5.0.00.0000.0338.15
4.4.90.0000.0337.88
4.4.80.0030.0377.88
4.4.70.0000.0377.88
4.4.60.0070.0237.88
4.4.50.0070.0207.88
4.4.40.0000.0237.88
4.4.30.0000.0177.88
4.4.20.0000.0177.88
4.4.10.0000.0177.88
4.4.00.0000.0237.88
4.3.110.0030.0177.88
4.3.100.0000.0177.88
4.3.90.0000.0137.88
4.3.80.0000.0237.88
4.3.70.0000.0177.88
4.3.60.0070.0137.88
4.3.50.0030.0137.88
4.3.40.0000.0237.88
4.3.30.0000.0137.88
4.3.20.0000.0137.88
4.3.10.0000.0137.88
4.3.00.0000.0137.88

preferences:
49.38 ms | 401 KiB | 5 Q