3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { private $bar = 'A'; public function withNewBar($bar) { $obj = clone($this); $obj->bar = $bar; return $obj; } public function changeBarOnANewFoo($bar) { $obj = new Foo(); $obj->bar = $bar; return $obj; } public function changeBarOnAnotherFoo(Foo $obj, $bar) { $obj->bar = $bar; } public function bar() { return $this->bar; } } $one = new Foo(); $two = $one->withNewBar('B'); $three = $one->changeBarOnANewFoo('C'); $four = new Foo(); $one->changeBarOnAnotherFoo($four, 'D'); var_dump($one->bar() === 'A' ); var_dump($two->bar() === 'B' ); var_dump($three->bar() === 'C' ); var_dump($four->bar() === 'D' );

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)
8.3.70.0120.00316.58
8.3.60.0090.00618.55
8.3.50.0100.01021.31
8.3.40.0040.01118.77
8.3.30.0090.00619.09
8.3.20.0000.00720.15
8.3.10.0050.00323.66
8.3.00.0030.00617.35
8.2.180.0110.00416.49
8.2.170.0040.01122.96
8.2.160.0070.01020.38
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0080.00026.16
8.2.120.0080.00019.23
8.2.110.0030.00721.08
8.2.100.0060.00617.72
8.2.90.0000.00819.05
8.2.80.0090.00017.97
8.2.70.0000.00817.23
8.2.60.0050.00317.92
8.2.50.0030.00518.10
8.2.40.0040.00419.95
8.2.30.0080.00018.00
8.2.20.0030.00517.65
8.2.10.0050.00217.84
8.2.00.0040.00418.24
8.1.280.0070.01125.92
8.1.270.0070.01020.39
8.1.260.0080.00026.35
8.1.250.0000.00728.09
8.1.240.0060.00322.34
8.1.230.0000.01117.76
8.1.220.0060.00317.74
8.1.210.0080.00018.77
8.1.200.0060.00317.22
8.1.190.0000.00817.23
8.1.180.0000.00818.10
8.1.170.0000.00818.49
8.1.160.0080.00021.96
8.1.150.0070.00018.73
8.1.140.0070.00017.40
8.1.130.0000.00817.75
8.1.120.0050.00517.38
8.1.110.0040.00417.39
8.1.100.0000.00717.30
8.1.90.0070.00317.35
8.1.80.0000.00717.28
8.1.70.0070.00017.46
8.1.60.0000.00917.59
8.1.50.0000.00817.48
8.1.40.0040.00417.55
8.1.30.0030.00617.58
8.1.20.0030.00617.64
8.1.10.0060.00317.50
8.1.00.0000.00817.52
8.0.300.0040.00418.77
8.0.290.0040.00416.58
8.0.280.0000.00718.45
8.0.270.0080.00017.32
8.0.260.0030.00317.20
8.0.250.0030.00316.96
8.0.240.0050.00217.02
8.0.230.0040.00317.00
8.0.220.0070.00016.86
8.0.210.0040.00416.94
8.0.200.0030.00616.99
8.0.190.0000.00816.96
8.0.180.0040.00816.91
8.0.170.0070.00016.96
8.0.160.0040.00416.83
8.0.150.0000.00716.82
8.0.140.0030.00316.75
8.0.130.0060.00013.30
8.0.120.0000.00816.81
8.0.110.0050.00216.90
8.0.100.0040.00416.74
8.0.90.0000.00716.93
8.0.80.0060.00916.92
8.0.70.0070.00016.67
8.0.60.0040.00416.93
8.0.50.0000.00716.69
8.0.30.0110.01117.23
8.0.20.0100.00917.40
8.0.10.0040.00416.90
8.0.00.0110.00716.70
7.4.330.0050.00015.13
7.4.320.0030.00316.61
7.4.300.0000.00616.53
7.4.290.0030.00316.61
7.4.280.0030.00716.56
7.4.270.0020.00516.41
7.4.260.0060.00616.49
7.4.250.0030.00516.39
7.4.240.0010.00616.53
7.4.230.0040.00416.70
7.4.220.0100.00716.49
7.4.210.0090.00916.67
7.4.200.0050.00216.67
7.4.160.0120.01216.51
7.4.150.0170.00717.40
7.4.140.0110.00617.86
7.4.130.0120.01016.53
7.4.120.0120.00516.44
7.4.110.0130.01016.52
7.4.100.0190.00816.48
7.4.90.0090.00916.63
7.4.80.0130.01019.39
7.4.70.0150.01116.59
7.4.60.0060.01016.59
7.4.50.0030.00316.35
7.4.40.0070.01016.61
7.4.30.0090.01316.54
7.4.00.0100.00615.00
7.3.330.0050.00013.26
7.3.320.0000.00513.09
7.3.310.0070.00016.33
7.3.300.0070.00016.34
7.3.290.0080.00916.33
7.3.280.0070.00816.26
7.3.270.0040.01317.40
7.3.260.0100.00716.37
7.3.250.0150.00416.37
7.3.240.0170.00316.52
7.3.230.0170.00616.39
7.3.210.0130.00316.16
7.3.200.0130.00319.39
7.3.190.0070.01316.31
7.3.180.0140.00716.55
7.3.170.0110.01116.29
7.3.160.0100.01016.39
7.3.120.0100.00715.03
7.3.110.0060.00614.51
7.3.100.0030.00914.57
7.3.90.0070.00714.67
7.3.80.0100.00314.64
7.3.70.0060.00614.75
7.3.60.0030.00614.58
7.3.50.0000.01514.54
7.3.40.0070.00714.74
7.3.30.0090.00414.48
7.3.20.0100.00316.37
7.3.10.0180.00016.14
7.3.00.0030.01016.47
7.2.330.0150.00316.68
7.2.320.0140.00316.58
7.2.310.0120.00516.41
7.2.300.0100.00716.63
7.2.290.0080.00816.79
7.2.250.0030.01314.63
7.2.240.0130.00315.13
7.2.230.0070.00714.90
7.2.220.0080.00814.78
7.2.210.0000.01615.00
7.2.200.0000.01614.66
7.2.190.0030.01314.79
7.2.180.0030.00914.89
7.2.170.0040.00514.97
7.2.60.0090.00616.89
7.2.00.0070.00719.51
7.1.330.0090.00615.61
7.1.320.0070.00715.61
7.1.310.0040.01115.54
7.1.300.0070.00415.43
7.1.290.0040.00715.70
7.1.280.0000.01015.80
7.1.270.0000.01515.89
7.1.260.0030.01015.71
7.1.200.0040.00815.84
7.1.100.0050.00817.62
7.1.70.0000.00817.15
7.1.60.0090.01619.50
7.1.50.0170.00716.84
7.1.00.0070.07322.43
7.0.200.0040.00416.68
7.0.60.0100.06719.87
7.0.50.0100.04017.88
7.0.40.0070.05320.02
7.0.30.0200.04720.25
7.0.20.0270.07720.25
7.0.10.0070.06720.15
7.0.00.0100.06020.22
5.6.280.0030.07020.86
5.6.210.0200.06720.55
5.6.200.0070.08718.17
5.6.190.0170.06020.52
5.6.180.4030.04320.60
5.6.170.0270.08020.57
5.6.160.0030.09020.39
5.6.150.0170.06318.17
5.6.140.0000.06018.14
5.6.130.0030.04718.17
5.6.120.0100.04321.13
5.6.110.0230.05321.01
5.6.100.0030.08721.04
5.6.90.0070.08720.98
5.6.80.0030.05720.53
5.6.70.4470.03720.39
5.5.350.0230.04020.53
5.5.340.0100.05718.10
5.5.330.0100.03720.21
5.5.320.3070.04320.42
5.5.310.0330.07020.32
5.5.300.0100.03718.07
5.5.290.0170.06718.03
5.5.280.0100.08020.75
5.5.270.0130.06320.87
5.5.260.0030.06020.88
5.5.250.0170.07020.50
5.5.240.0330.06720.14
5.4.450.0030.04719.49
5.4.440.0100.07719.46
5.4.430.0030.06319.55
5.4.420.0130.05719.46
5.4.410.0070.04319.39
5.4.400.0000.04019.15
5.4.390.0070.04319.15
5.4.380.0000.04019.26
5.4.370.0100.04318.86
5.4.360.0100.06019.25
5.4.350.0030.04719.14
5.4.340.0070.03719.15
5.4.320.0100.03319.14
5.4.310.0030.04719.00
5.4.300.0130.06019.25
5.4.290.0100.06319.20
5.4.280.0070.03719.21
5.4.270.0000.04018.87
5.4.260.0100.06318.85
5.4.250.0170.04018.91
5.4.240.0070.03719.24
5.4.230.0100.05019.15
5.4.220.0130.07019.14
5.4.210.0000.07718.97
5.4.200.0000.08018.88
5.4.190.0130.07319.13
5.4.180.0130.06019.14
5.4.170.0070.03718.91
5.4.160.0170.03718.95
5.4.150.0100.07018.85
5.4.140.0030.05716.40
5.4.130.0030.03716.31
5.4.120.0000.04016.41
5.4.110.0100.04716.29
5.4.100.0130.06716.38
5.4.90.0070.08016.53
5.4.80.0100.06016.29
5.4.70.0030.03716.39
5.4.60.0070.03016.42
5.4.50.0000.03716.40
5.4.40.0030.03716.39
5.4.30.0030.03716.46
5.4.20.0030.03316.34
5.4.10.0030.03716.44
5.4.00.0070.03715.85
5.3.290.0100.04014.69
5.3.280.0100.07014.65
5.3.270.0100.06014.51
5.3.260.0030.08014.64
5.3.250.0170.03014.64
5.3.240.0030.03714.63
5.3.230.0100.04314.61
5.3.220.0130.07014.57
5.3.210.0100.05014.63
5.3.200.0030.05314.59
5.3.190.0100.07714.73
5.3.180.0130.05714.57
5.3.170.0100.06314.61
5.3.160.0030.03714.60
5.3.150.0030.03714.49
5.3.140.0030.03714.52
5.3.130.0000.04014.58
5.3.120.0100.03014.55
5.3.110.0070.03314.55
5.3.100.0100.03013.97
5.3.90.0000.03714.08
5.3.80.0000.03713.94
5.3.70.0070.03014.07
5.3.60.0130.03013.96
5.3.50.0000.03713.95
5.3.40.0000.04713.98
5.3.30.0030.06713.87
5.3.20.0000.03713.76
5.3.10.0000.04013.82
5.3.00.0030.03313.68
5.2.170.0030.03011.20
5.2.160.0030.03011.13
5.2.150.0000.03011.23
5.2.140.0030.04011.31
5.2.130.0100.02011.15
5.2.120.0070.03311.12
5.2.110.0030.02711.03
5.2.100.0030.02711.12
5.2.90.0070.02311.20
5.2.80.0030.02711.03
5.2.70.0030.02711.00
5.2.60.0070.02311.10
5.2.50.0000.03011.09
5.2.40.0030.02711.01
5.2.30.0000.04011.03
5.2.20.0000.03010.87
5.2.10.0070.02310.90
5.2.00.0000.03010.74
5.1.60.0030.02010.06
5.1.50.0000.02710.02
5.1.40.0070.02010.01
5.1.30.0000.02710.38
5.1.20.0000.02710.41
5.1.10.0000.02710.06
5.1.00.0000.03010.09
5.0.50.0000.0208.52
5.0.40.0000.0208.33
5.0.30.0030.0308.14
5.0.20.0000.0208.38
5.0.10.0000.0208.19
5.0.00.0030.0308.32
4.4.90.0000.0137.07
4.4.80.0000.0137.07
4.4.70.0000.0177.07
4.4.60.0070.0107.07
4.4.50.0000.0177.07
4.4.40.0030.0237.07
4.4.30.0000.0177.07
4.4.20.0030.0137.07
4.4.10.0070.0137.07
4.4.00.0000.0237.07
4.3.110.0000.0137.07
4.3.100.0000.0137.07
4.3.90.0000.0137.07
4.3.80.0000.0277.07
4.3.70.0000.0137.07
4.3.60.0000.0177.07
4.3.50.0000.0177.07
4.3.40.0030.0207.07
4.3.30.0000.0177.07
4.3.20.0000.0177.07
4.3.10.0030.0107.07
4.3.00.0000.0137.07

preferences:
48.66 ms | 401 KiB | 5 Q