3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { public $obj; } class Zoo { private $obj; public function setObj($obj) { $this->obj = $obj; } public function show() { var_dump($this->obj); } } class Bar {} class Baz {} $foo = new Foo(); $zoo = new Zoo(); $a = new Bar(); $b = new Baz(); //$zoo->obj = &$foo->obj; $tmp = &$foo->obj; $zoo->setObj($tmp); $zoo->show(); $foo->obj = $a; $zoo->show(); $foo->obj = $b; $zoo->show();

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)
8.3.60.0090.00618.43
8.3.50.0070.01118.13
8.3.40.0110.00418.90
8.3.30.0070.01019.14
8.3.20.0040.00420.29
8.3.10.0040.00420.40
8.3.00.0030.00519.80
8.2.180.0110.00316.50
8.2.170.0110.00422.96
8.2.160.0120.00320.47
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0060.00326.16
8.2.120.0070.00022.14
8.2.110.0000.01019.24
8.2.100.0040.00717.72
8.2.90.0040.00419.16
8.2.80.0000.00817.97
8.2.70.0050.00317.63
8.2.60.0000.00817.92
8.2.50.0030.00818.07
8.2.40.0000.00718.09
8.2.30.0040.00419.23
8.2.20.0030.00517.61
8.2.10.0000.00817.87
8.2.00.0000.00717.64
8.1.280.0070.00725.92
8.1.270.0040.00421.94
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0040.00421.29
8.1.230.0080.00417.52
8.1.220.0090.00017.74
8.1.210.0000.00818.77
8.1.200.0040.00417.35
8.1.190.0080.00017.23
8.1.180.0040.00418.10
8.1.170.0030.00518.50
8.1.160.0080.00021.95
8.1.150.0040.00418.81
8.1.140.0000.00817.38
8.1.130.0040.00417.82
8.1.120.0070.00017.41
8.1.110.0040.00417.43
8.1.100.0040.00417.31
8.1.90.0030.00617.46
8.1.80.0030.00517.30
8.1.70.0030.00317.38
8.1.60.0040.00417.46
8.1.50.0050.00317.55
8.1.40.0030.00617.51
8.1.30.0030.00517.59
8.1.20.0040.00417.56
8.1.10.0030.00517.46
8.1.00.0030.00517.45
8.0.300.0080.00018.77
8.0.290.0000.00716.63
8.0.280.0000.00718.31
8.0.270.0030.00317.21
8.0.260.0000.00817.19
8.0.250.0030.00316.80
8.0.240.0040.00416.91
8.0.230.0000.00716.88
8.0.220.0030.00316.86
8.0.210.0040.00416.80
8.0.200.0040.00416.93
8.0.190.0040.00416.79
8.0.180.0040.00416.88
8.0.170.0000.00816.84
8.0.160.0040.00316.72
8.0.150.0030.00516.74
8.0.140.0040.00416.77
8.0.130.0030.00313.19
8.0.120.0000.00716.80
8.0.110.0080.00016.66
8.0.100.0030.00516.72
8.0.90.0040.00416.89
8.0.80.0160.00616.80
8.0.70.0040.00416.89
8.0.60.0050.00316.73
8.0.50.0050.00216.69
8.0.30.0090.01117.13
8.0.20.0100.01217.40
8.0.10.0070.00016.77
8.0.00.0090.01016.67
7.4.330.0000.00515.03
7.4.320.0060.00016.44
7.4.300.0030.00316.50
7.4.290.0070.00016.39
7.4.280.0000.00816.49
7.4.270.0030.00316.50
7.4.260.0000.00716.63
7.4.250.0040.00416.41
7.4.240.0040.00316.47
7.4.230.0030.00316.67
7.4.220.0110.01416.63
7.4.210.0090.00416.61
7.4.200.0040.00416.67
7.4.160.0030.01316.52
7.4.150.0070.01017.40
7.4.140.0130.00717.86
7.4.130.0110.00816.60
7.4.120.0060.01216.45
7.4.110.0170.00016.23
7.4.100.0150.00316.40
7.4.90.0070.01016.41
7.4.80.0060.01116.30
7.4.70.0060.00916.36
7.4.60.0100.00716.39
7.4.50.0000.00816.32
7.4.40.0130.00316.44
7.4.30.0030.01216.47
7.4.00.0080.00715.03
7.3.330.0030.00313.14
7.3.320.0070.00013.34
7.3.310.0000.00616.32
7.3.300.0060.00016.30
7.3.290.0060.01216.38
7.3.280.0060.01016.28
7.3.270.0030.01417.40
7.3.260.0090.00916.37
7.3.250.0150.00516.37
7.3.240.0120.01216.55
7.3.230.0100.01116.39
7.3.210.0080.01516.48
7.3.200.0100.01019.39
7.3.190.0070.01116.34
7.3.180.0120.00316.43
7.3.170.0050.01116.39
7.3.160.0100.00616.35
7.3.120.0110.00414.58
7.3.110.0060.01114.69
7.3.100.0050.01014.94
7.3.90.0120.00214.91
7.3.80.0090.00314.88
7.3.70.0050.00614.90
7.3.60.0100.00614.62
7.3.50.0080.00614.74
7.3.40.0070.00814.74
7.3.30.0100.00414.65
7.3.20.0050.00916.53
7.3.10.0070.00916.64
7.3.00.0030.00616.71
7.2.330.0090.00916.54
7.2.320.0060.01216.34
7.2.310.0080.00816.61
7.2.300.0030.01316.27
7.2.290.0030.01416.56
7.2.250.0050.01215.00
7.2.240.0110.00815.15
7.2.230.0110.00615.04
7.2.220.0030.00814.95
7.2.210.0080.00315.11
7.2.200.0100.00314.78
7.2.190.0090.00515.09
7.2.180.0040.01015.08
7.2.170.0020.00914.93
7.2.120.0070.00716.18
7.2.110.0090.00816.48
7.2.100.0000.00916.27
7.2.90.0100.00316.71
7.2.80.0070.00716.61
7.2.70.0090.00616.60
7.2.60.0090.00716.49
7.2.50.0090.00917.02
7.2.40.0070.00716.93
7.2.30.0100.00716.77
7.2.20.0030.01317.00
7.2.10.0100.00617.13
7.2.00.0060.00918.01
7.1.330.0040.01115.75
7.1.320.0020.01315.62
7.1.310.0090.00515.88
7.1.300.0080.00515.43
7.1.290.0060.00615.86
7.1.280.0060.00515.64
7.1.270.0050.00815.90
7.1.260.0070.00715.78
7.1.240.0000.01415.54
7.1.230.0040.00815.87
7.1.220.0120.00315.92
7.1.210.0030.01015.91
7.1.200.0050.00615.78
7.1.190.0060.00615.80
7.1.180.0050.00515.70
7.1.170.0030.01015.88
7.1.160.0100.00315.62
7.1.150.0070.00715.65
7.1.140.0030.00615.80
7.1.130.0060.00915.83
7.1.120.0030.00615.82
7.1.110.0060.00615.95
7.1.100.0070.01016.87
7.1.90.0030.01015.54
7.1.80.0100.00315.71
7.1.70.0120.00316.39
7.1.60.0080.01017.45
7.1.50.0100.01016.23
7.1.40.0080.00415.75
7.1.30.0070.00415.68
7.1.20.0030.01015.78
7.1.10.0070.00015.94
7.1.00.0040.04118.94
7.0.320.0080.00015.27
7.0.310.0070.00315.41
7.0.300.0080.00415.14
7.0.290.0120.00315.15
7.0.280.0040.00715.19
7.0.270.0030.00715.52
7.0.260.0030.00715.49
7.0.250.0060.00615.56
7.0.240.0110.00015.53
7.0.230.0030.01015.43
7.0.220.0060.00615.42
7.0.210.0030.01015.45
7.0.200.0050.00515.88
7.0.190.0130.00015.59
7.0.180.0060.00615.25
7.0.170.0030.00715.30
7.0.160.0090.00315.26
7.0.150.0100.00715.55
7.0.140.0050.04218.69
7.0.130.0030.00615.37
7.0.120.0100.00315.39
7.0.110.0040.00415.18
7.0.100.0070.00715.44
7.0.90.0060.00315.45
7.0.80.0070.00715.43
7.0.70.0000.01115.37
7.0.60.0070.02317.63
7.0.50.0050.04416.48
7.0.40.0110.01816.83
7.0.30.0240.03116.77
7.0.20.0190.03516.88
7.0.10.0080.03716.90
7.0.00.0060.02516.70
5.6.380.0040.00814.54
5.6.370.0090.00614.60
5.6.360.0070.00714.31
5.6.350.0050.00514.29
5.6.340.0040.01114.36
5.6.330.0070.00714.58
5.6.320.0080.00414.54
5.6.310.0060.00614.49
5.6.300.0070.00714.49
5.6.290.0080.00414.43
5.6.280.0040.00414.29
5.6.270.0040.00414.51
5.6.260.0130.00314.54
5.6.250.0070.00714.54
5.6.240.0090.00314.46
5.6.230.0030.00614.32
5.6.220.0030.00614.30
5.6.210.0050.04217.46
5.6.200.0030.04616.11
5.6.190.0100.02917.41
5.6.180.0210.02617.39
5.6.170.0100.02817.54
5.6.160.0110.04117.50
5.6.150.0080.04316.42
5.6.140.0080.03616.38
5.6.130.0080.04316.36
5.6.120.0110.04517.70
5.6.110.0100.04317.68
5.6.100.0070.03417.64
5.6.90.0070.03717.67
5.6.80.0080.04217.19
5.6.70.0000.01214.20
5.6.60.0070.00714.21
5.6.50.0060.00614.33
5.6.40.0000.01414.38
5.6.30.0070.00714.55
5.6.20.0120.00314.33
5.6.10.0040.00414.08
5.6.00.0070.00714.27
5.5.380.0000.01011.13
5.5.370.0080.00311.07
5.5.360.0080.00311.11
5.5.350.0080.04115.91
5.5.340.0030.03214.69
5.5.330.0090.04115.72
5.5.320.0170.03515.74
5.5.310.0180.02315.63
5.5.300.0050.03714.50
5.5.290.0040.02914.54
5.5.280.0000.04115.98
5.5.270.0080.04316.01
5.5.260.0070.04215.92
5.5.250.0050.03615.90
5.5.240.0050.04515.70
5.5.230.0000.00711.30
5.5.220.0060.00311.23
5.5.210.0040.00711.12
5.5.200.0040.00411.07
5.5.190.0000.01011.15
5.5.180.0030.00311.20
5.5.170.0000.01414.12
5.5.160.0060.00311.07
5.5.150.0000.00611.07
5.5.140.0000.01211.09
5.5.130.0030.00711.33
5.5.120.0000.01011.18
5.5.110.0030.01011.07
5.5.100.0090.00311.07
5.5.90.0050.00011.16
5.5.80.0080.00411.07
5.5.70.0030.00711.18
5.5.60.0040.00711.24
5.5.50.0060.00511.07
5.5.40.0030.00911.30
5.5.30.0070.00011.17
5.5.20.0000.01211.27
5.5.10.0080.00311.25
5.5.00.0000.01011.07
5.4.450.0250.04115.35
5.4.440.0330.03215.33
5.4.430.0430.02915.31
5.4.420.0330.03115.27
5.4.410.0430.03015.25
5.4.400.0450.03115.11
5.4.390.0380.03215.07
5.4.380.0210.02414.79
5.4.370.0200.02514.91
5.4.360.0220.02815.05
5.4.350.0250.03014.91
5.4.340.0140.03215.00
5.4.330.0030.00711.07
5.4.320.0060.01911.91
5.4.310.0030.02411.80
5.4.300.0090.01811.91
5.4.290.0050.02211.79
5.4.280.0050.02111.75
5.4.270.0050.02111.74
5.4.260.0050.02211.83
5.4.250.0060.02311.73
5.4.240.0060.01811.85
5.4.230.0040.02211.82
5.4.220.0040.02311.73
5.4.210.0020.02411.73
5.4.200.0070.02511.73
5.4.190.0070.01811.73
5.4.180.0080.01811.73
5.4.170.0070.01911.74
5.4.160.0050.02011.73
5.4.150.0060.02011.73
5.4.140.0070.01911.57
5.4.130.0040.02011.59
5.4.120.0050.01911.54
5.4.110.0030.02111.55
5.4.100.0040.02111.54
5.4.90.0030.02211.55
5.4.80.0060.02011.54
5.4.70.0050.02311.54
5.4.60.0070.01911.54
5.4.50.0040.02111.54
5.4.40.0050.01711.54
5.4.30.0070.02011.55
5.4.20.0040.02311.54
5.4.10.0060.01811.61
5.4.00.0040.02311.28
5.3.290.0060.02211.94
5.3.280.0070.01911.89
5.3.270.0040.02011.90
5.3.260.0040.02111.90
5.3.250.0040.02611.90
5.3.240.0040.02211.90
5.3.230.0070.02011.89
5.3.220.0040.02311.88
5.3.210.0090.02711.88
5.3.200.0060.02011.88
5.3.190.0070.02711.88
5.3.180.0100.01911.88
5.3.170.0040.02111.87
5.3.160.0060.02111.87
5.3.150.0040.02311.87
5.3.140.0080.01811.87
5.3.130.0040.02211.87
5.3.120.0060.02111.87
5.3.110.0050.02111.86
5.3.100.0060.02111.60
5.3.90.0060.02011.59
5.3.80.0070.01911.59
5.3.70.0040.02111.58
5.3.60.0070.01911.58
5.3.50.0080.01811.55
5.3.40.0080.01711.55
5.3.30.0070.02211.53
5.3.20.0080.01611.43
5.3.10.0060.01911.41
5.3.00.0040.02211.40
5.2.170.0040.01610.15
5.2.160.0020.01710.15
5.2.150.0010.01910.15
5.2.140.0040.01810.15
5.2.130.0040.01810.13
5.2.120.0040.01710.13
5.2.110.0040.01510.13
5.2.100.0070.01310.13
5.2.90.0040.01510.13
5.2.80.0070.01510.13
5.2.70.0040.01810.13
5.2.60.0070.01410.10
5.2.50.0030.01610.09
5.2.40.0030.01810.07
5.2.30.0030.02110.07
5.2.20.0040.02110.06
5.2.10.0040.01710.01
5.2.00.0070.0169.95
5.1.60.0020.0139.58
5.1.50.0030.0169.58
5.1.40.0060.0129.57
5.1.30.0040.0169.75
5.1.20.0080.0149.76
5.1.10.0020.0169.62
5.1.00.0050.0149.62
5.0.50.0040.0128.86
5.0.40.0030.0128.79
5.0.30.0030.0188.70
5.0.20.0040.0108.68
5.0.10.0020.0138.67
5.0.00.0030.0178.67
4.4.90.0010.0117.93
4.4.80.0030.0097.91
4.4.70.0020.0117.92
4.4.60.0030.0107.92
4.4.50.0010.0107.92
4.4.40.0010.0177.89
4.4.30.0030.0117.92
4.4.20.0040.0137.96
4.4.10.0020.0097.96
4.4.00.0040.0117.92
4.3.110.0030.0087.87
4.3.100.0030.0097.87
4.3.90.0010.0107.85
4.3.80.0050.0127.83
4.3.70.0030.0097.85
4.3.60.0030.0077.85
4.3.50.0010.0117.85
4.3.40.0010.0157.80
4.3.30.0030.0097.19
4.3.20.0030.0097.18
4.3.10.0020.0107.16
4.3.00.0050.0109.31

preferences:
51.56 ms | 400 KiB | 5 Q