3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { private function bar() { echo __METHOD__ . PHP_EOL; } public function callFooBar() { return $this->bar(); } } class Baz extends Foo { public function bar() { echo __METHOD__ . PHP_EOL; } public function callBar() { return $this->bar(); } } $a = new Baz(); $a->callFooBar(); $a->callBar();

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)
8.3.60.0170.00016.61
8.3.50.0070.00717.90
8.3.40.0090.00918.59
8.3.30.0130.00318.59
8.3.20.0120.00024.18
8.3.10.0000.00824.66
8.3.00.0050.00326.16
8.2.180.0030.01325.92
8.2.170.0180.00418.95
8.2.160.0100.00322.96
8.2.150.0080.00025.66
8.2.140.0030.00624.66
8.2.130.0040.00426.16
8.2.120.0060.00326.35
8.2.110.0060.00319.26
8.2.100.0100.00317.72
8.2.90.0030.00617.75
8.2.80.0030.00518.78
8.2.70.0060.00317.63
8.2.60.0070.00217.80
8.2.50.0080.00018.07
8.2.40.0050.00518.05
8.2.30.0040.00418.05
8.2.20.0000.01017.89
8.2.10.0000.00719.12
8.2.00.0040.00419.19
8.1.280.0110.00425.92
8.1.270.0000.01023.78
8.1.260.0040.00428.09
8.1.250.0050.00228.09
8.1.240.0050.00522.02
8.1.230.0030.00717.70
8.1.220.0080.00017.74
8.1.210.0080.00018.77
8.1.200.0060.00317.22
8.1.190.0000.00817.22
8.1.180.0040.00418.10
8.1.170.0050.00318.57
8.1.160.0000.00718.86
8.1.150.0040.00418.84
8.1.140.0080.00018.87
8.1.130.0030.00320.06
8.1.120.0030.00617.45
8.1.110.0000.00717.39
8.1.100.0060.00317.26
8.1.90.0040.00417.38
8.1.80.0000.00717.39
8.1.70.0070.00017.28
8.1.60.0000.00817.65
8.1.50.0040.00417.57
8.1.40.0030.00617.48
8.1.30.0030.00617.70
8.1.20.0030.00617.55
8.1.10.0000.00817.47
8.1.00.0040.00417.37
8.0.300.0040.00418.77
8.0.290.0070.00016.63
8.0.280.0000.00718.44
8.0.270.0070.00018.02
8.0.260.0070.00018.36
8.0.250.0020.00516.87
8.0.240.0030.00316.91
8.0.230.0030.00316.92
8.0.220.0030.00516.86
8.0.210.0000.00716.82
8.0.200.0050.00216.91
8.0.190.0000.00816.85
8.0.180.0000.00816.71
8.0.170.0030.00616.91
8.0.160.0040.00416.84
8.0.150.0050.00216.79
8.0.140.0040.00416.73
8.0.130.0000.00513.30
8.0.120.0040.00416.79
8.0.110.0040.00416.77
8.0.100.0000.00816.85
8.0.90.0080.00016.82
8.0.80.0020.01516.78
8.0.70.0000.00716.80
8.0.60.0030.00516.86
8.0.50.0000.00816.82
8.0.30.0130.00317.04
8.0.20.0200.00716.96
8.0.10.0040.00416.75
8.0.00.0070.01717.02
7.4.330.0030.00315.55
7.4.320.0060.00016.56
7.4.300.0000.00716.49
7.4.290.0030.00316.65
7.4.280.0050.00316.52
7.4.270.0000.00716.65
7.4.260.0030.00313.28
7.4.250.0000.00716.49
7.4.240.0040.00416.40
7.4.230.0000.00816.36
7.4.220.0050.00216.61
7.4.210.0090.00516.62
7.4.200.0040.00416.66
7.4.130.0070.01316.35
7.4.120.0170.00716.57
7.4.110.0100.00716.45
7.4.100.0080.00916.52
7.4.90.0140.00316.50
7.4.80.0030.01519.39
7.4.70.0130.00916.49
7.4.60.0060.00916.38
7.4.50.0090.00616.36
7.4.40.0090.00616.35
7.4.30.0070.01016.37
7.4.20.0090.00916.64
7.4.10.0030.01316.28
7.4.00.0120.00916.66
7.3.330.0040.00416.27
7.3.320.0000.00513.10
7.3.310.0030.00316.27
7.3.300.0000.00716.16
7.3.290.0070.00716.22
7.3.280.0040.01116.19
7.3.260.0040.01316.20
7.3.230.0060.01616.30
7.3.210.0090.00916.25
7.3.200.0080.00816.18
7.3.190.0080.00816.50
7.3.180.0130.00516.57
7.3.170.0080.00816.15
7.3.160.0030.01316.43
7.3.150.0060.00916.17
7.3.140.0090.00916.24
7.3.130.0100.00716.42
7.3.120.0090.01216.48
7.3.110.0060.01016.41
7.3.100.0120.00816.27
7.3.90.0120.00416.37
7.3.80.0130.01016.38
7.3.70.0060.00916.32
7.3.60.0090.00916.23
7.3.50.0040.01216.38
7.3.40.0120.00616.36
7.3.30.0090.00616.19
7.3.20.0060.00916.29
7.3.10.0130.00316.33
7.3.00.0050.01116.21
7.2.330.0000.01716.33
7.2.320.0060.01216.29
7.2.310.0030.01316.51
7.2.300.0110.00716.63
7.2.290.0060.00916.76
7.2.280.0120.00516.42
7.2.270.0110.00616.60
7.2.260.0120.01216.32
7.2.250.0070.01316.48
7.2.240.0030.01416.74
7.2.230.0140.00716.62
7.2.220.0130.01016.69
7.2.210.0110.01116.54
7.2.200.0120.00316.64
7.2.190.0090.01416.37
7.2.180.0170.00016.53
7.2.170.0050.01016.51
7.2.160.0040.01116.59
7.2.150.0090.00616.68
7.2.140.0110.00616.56
7.2.130.0090.00916.65
7.2.120.0150.00916.56
7.2.110.0150.00916.54
7.2.100.0030.01816.55
7.2.90.0090.00916.52
7.2.80.0030.01616.59
7.2.70.0100.01016.66
7.2.60.0030.01416.71
7.2.50.0130.00416.71
7.2.40.0230.01116.68
7.2.30.0060.01316.68
7.2.20.0030.01616.58
7.2.10.0150.00316.60
7.2.00.0120.00616.46

preferences:
35.89 ms | 400 KiB | 5 Q