3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { private $bar; public function test() { $test = clone $this; $test->bar = 'Hello World'; return $test; } public function getBar() { return $this->bar; } } $foo = new Foo; echo $foo->test()->getBar();

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)
8.3.60.0070.00718.55
8.3.50.0100.00921.91
8.3.40.0110.00418.83
8.3.30.0070.00718.63
8.3.20.0070.00020.34
8.3.10.0040.00420.49
8.3.00.0070.00021.90
8.2.180.0150.00018.02
8.2.170.0070.01122.96
8.2.160.0110.00422.16
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0070.00026.16
8.2.120.0080.00317.63
8.2.110.0080.00019.14
8.2.100.0000.01117.90
8.2.90.0040.00419.22
8.2.80.0030.00617.97
8.2.70.0040.00417.63
8.2.60.0000.01017.93
8.2.50.0000.00818.09
8.2.40.0000.00720.54
8.2.30.0070.00019.46
8.2.20.0040.00417.55
8.2.10.0070.00018.00
8.2.00.0080.00017.89
8.1.280.0160.00025.92
8.1.270.0100.00722.14
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0060.00322.21
8.1.230.0110.00017.76
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0070.00417.36
8.1.190.0030.00517.36
8.1.180.0040.00418.10
8.1.170.0030.00618.40
8.1.160.0070.00020.69
8.1.150.0000.00718.82
8.1.140.0050.00319.38
8.1.130.0030.00317.71
8.1.120.0040.00417.41
8.1.110.0040.00417.28
8.1.100.0050.00217.39
8.1.90.0050.00317.27
8.1.80.0050.00217.39
8.1.70.0000.00717.36
8.1.60.0030.00517.59
8.1.50.0030.00617.50
8.1.40.0050.00317.52
8.1.30.0050.00317.65
8.1.20.0040.00417.44
8.1.10.0050.00217.54
8.1.00.0040.00417.50
8.0.300.0070.00018.77
8.0.290.0050.00316.75
8.0.280.0030.00318.44
8.0.270.0030.00317.30
8.0.260.0060.00017.25
8.0.250.0030.00316.82
8.0.240.0050.00216.89
8.0.230.0030.00516.80
8.0.220.0000.00716.83
8.0.210.0000.00716.80
8.0.200.0030.00316.79
8.0.190.0080.00016.88
8.0.180.0000.00716.79
8.0.170.0040.00416.80
8.0.160.0050.00316.71
8.0.150.0040.00416.86
8.0.140.0000.00816.73
8.0.130.0000.00613.18
8.0.120.0030.00516.79
8.0.110.0040.00416.75
8.0.100.0040.00416.84
8.0.90.0000.00716.93
8.0.80.0040.01116.88
8.0.70.0040.00416.60
8.0.60.0000.00716.73
8.0.50.0040.00416.86
8.0.30.0100.00917.18
8.0.20.0130.00617.40
8.0.10.0050.00217.01
8.0.00.0100.00816.65
7.4.330.0030.00316.80
7.4.320.0060.00016.53
7.4.300.0070.00016.64
7.4.290.0000.00716.57
7.4.280.0030.00816.60
7.4.270.0000.00716.42
7.4.260.0070.00016.48
7.4.250.0070.00016.57
7.4.240.0040.00416.50
7.4.230.0030.00416.53
7.4.220.0130.01016.59
7.4.210.0110.00416.51
7.4.200.0070.00016.67
7.4.160.0110.00516.67
7.4.150.0060.01517.40
7.4.140.0070.00917.86
7.4.130.0060.01216.36
7.4.120.0100.00716.59
7.4.110.0090.00616.55
7.4.100.0040.01316.49
7.4.90.0100.00716.35
7.4.80.0110.00519.39
7.4.70.0080.00816.56
7.4.60.0140.00316.53
7.4.50.0090.00316.38
7.4.40.0130.00316.44
7.4.30.0050.01116.61
7.4.00.0110.00514.97
7.3.330.0020.00213.13
7.3.320.0000.00513.25
7.3.310.0030.00316.30
7.3.300.0000.00716.13
7.3.290.0030.00316.31
7.3.280.0070.01116.33
7.3.270.0070.01117.40
7.3.260.0090.00916.50
7.3.250.0080.01016.44
7.3.240.0110.01116.51
7.3.230.0060.01016.49
7.3.210.0000.01716.48
7.3.200.0100.00716.45
7.3.190.0000.01816.61
7.3.180.0060.01016.50
7.3.170.0060.01016.43
7.3.160.0060.00916.41
7.3.120.0070.01114.73
7.3.110.0060.00615.04
7.3.100.0000.01414.79
7.3.90.0060.00614.77
7.3.80.0060.00915.05
7.3.70.0070.00714.66
7.3.60.0110.00314.83
7.3.50.0060.00614.70
7.3.40.0090.00614.63
7.3.30.0040.00414.93
7.3.20.0110.00416.75
7.3.10.0080.00516.71
7.3.00.0000.00916.38
7.2.330.0100.00616.86
7.2.320.0130.01016.43
7.2.310.0120.00916.45
7.2.300.0130.00716.80
7.2.290.0090.00916.78
7.2.250.0090.00915.25
7.2.240.0060.01314.96
7.2.230.0000.01415.01
7.2.220.0040.01115.14
7.2.210.0100.00314.87
7.2.200.0070.00715.28
7.2.190.0040.00714.95
7.2.180.0070.00315.01
7.2.170.0030.01314.98
7.2.00.0060.00619.23
7.1.330.0060.00615.88
7.1.320.0050.00315.72
7.1.310.0090.00315.63
7.1.300.0100.00415.72
7.1.290.0070.00715.78
7.1.280.0070.00715.82
7.1.270.0030.00615.64
7.1.260.0060.00615.58
7.1.100.0030.00718.36
7.1.70.0040.00416.86
7.1.60.0200.00319.40
7.1.50.0040.00716.98
7.1.00.0070.07322.49
7.0.200.0570.00314.66
7.0.60.0230.07721.56
7.0.50.0030.05717.97
7.0.40.0130.07720.21
7.0.30.0300.05020.10
7.0.20.0400.08020.24
7.0.10.0100.08720.07
7.0.00.0070.07020.23
5.6.280.0100.06721.08
5.6.210.0130.04320.68
5.6.200.0100.08318.18
5.6.190.0030.09320.61
5.6.180.0170.04320.50
5.6.170.0330.07320.56
5.6.160.0070.05020.48
5.6.150.0100.07318.18
5.6.140.0000.04318.11
5.6.130.0100.08318.21
5.6.120.0030.07721.05
5.6.110.0030.06720.98
5.6.100.0100.05021.00
5.6.90.0070.06721.00
5.6.80.0170.06320.47
5.5.350.0100.07720.47
5.5.340.0030.04018.05
5.5.330.0030.04320.13
5.5.320.0570.06720.34
5.5.310.0300.07320.29
5.5.300.0100.07717.95
5.5.290.0000.04318.06
5.5.280.0030.05020.85
5.5.270.0230.06320.85
5.5.260.0100.06720.88
5.5.250.0070.08020.58
5.5.240.0270.07020.17

preferences:
58.36 ms | 401 KiB | 5 Q