3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { private function do_something (bool $str) { echo "Class A\n"; } public function test() { $this->testPrivate(); } } class B extends A { public function do_something (string $value) { echo "Class B\n"; } public function test() { $this->testPrivate(); } } class C extends B { public function test() { $this->testPrivate(); } } $b = new B(); $b->test();

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)
8.3.60.0070.01016.88
8.3.50.0140.00822.10
8.3.40.0090.00618.58
8.3.30.0090.00618.66
8.3.20.0040.00420.21
8.3.10.0040.00421.77
8.3.00.0050.00319.97
8.2.180.0140.00718.29
8.2.170.0000.01922.96
8.2.160.0150.00620.28
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0070.00319.45
8.2.120.0030.00526.35
8.2.110.0070.00322.25
8.2.100.0140.00317.93
8.2.90.0030.00519.21
8.2.80.0030.00617.97
8.2.70.0080.00017.50
8.2.60.0040.00417.91
8.2.50.0030.00518.07
8.2.40.0040.00422.28
8.2.30.0070.00020.65
8.2.20.0000.00717.55
8.2.10.0050.00217.86
8.2.00.0000.00718.00
8.1.280.0070.01025.92
8.1.270.0030.00520.20
8.1.260.0070.00028.09
8.1.250.0070.00028.09
8.1.240.0030.00623.92
8.1.230.0070.00417.64
8.1.220.0000.00817.74
8.1.210.0080.00018.77
8.1.200.0100.00017.35
8.1.190.0040.00417.36
8.1.180.0000.00818.10
8.1.170.0000.00818.39
8.1.160.0040.00420.71
8.1.150.0000.00718.70
8.1.140.0040.00419.43
8.1.130.0000.00717.68
8.1.120.0070.00017.36
8.1.110.0000.00717.39
8.1.100.0040.00417.38
8.1.90.0050.00317.30
8.1.80.0030.00617.40
8.1.70.0000.00717.31
8.1.60.0040.00417.45
8.1.50.0040.00417.48
8.1.40.0050.00317.59
8.1.30.0000.00817.64
8.1.20.0040.00417.66
8.1.10.0000.00717.55
8.1.00.0040.00417.54
8.0.300.0000.00718.77
8.0.290.0000.00716.75
8.0.280.0040.00418.39
8.0.270.0070.00017.10
8.0.260.0060.00017.12
8.0.250.0000.00717.01
8.0.240.0030.00316.91
8.0.230.0000.00816.99
8.0.220.0030.00316.97
8.0.210.0030.00316.88
8.0.200.0030.00316.86
8.0.190.0030.00716.96
8.0.180.0000.00716.80
8.0.170.0080.00016.91
8.0.160.0050.00216.97
8.0.150.0000.00716.83
8.0.140.0040.00416.81
8.0.130.0000.00513.35
8.0.120.0040.00416.72
8.0.110.0000.00716.85
8.0.100.0040.00416.73
8.0.90.0000.00716.77
8.0.80.0060.01616.90
8.0.70.0000.00716.84
8.0.60.0000.00816.85
8.0.50.0040.00416.77
8.0.30.0130.00617.05
8.0.20.0120.00717.40
8.0.10.0000.00716.83
8.0.00.0080.00916.77
7.4.330.0000.00516.73
7.4.320.0070.00016.54
7.4.300.0070.00016.58
7.4.290.0000.00716.48
7.4.280.0040.00416.48
7.4.270.0030.00316.55
7.4.260.0030.00316.44
7.4.250.0000.00716.55
7.4.240.0050.00216.40
7.4.230.0030.00316.63
7.4.220.0060.01216.63
7.4.210.0070.01016.44
7.4.200.0070.00016.46
7.4.160.0060.00916.46
7.4.150.0060.01217.40
7.4.140.0080.01417.86
7.4.130.0090.00916.58
7.4.120.0070.01416.49
7.4.110.0110.00716.52
7.4.100.0110.00816.53
7.4.90.0120.00616.68
7.4.80.0130.00419.39
7.4.70.0070.01016.51
7.4.60.0070.01016.70
7.4.50.0030.01316.69
7.4.40.0090.00916.52
7.4.30.0090.00816.46
7.4.00.0060.00914.93
7.3.330.0020.00213.34
7.3.320.0000.00613.20
7.3.310.0050.00316.35
7.3.300.0040.00416.34
7.3.290.0080.00816.31
7.3.280.0100.00916.34
7.3.270.0160.00017.40
7.3.260.0100.00516.27
7.3.240.0060.01016.31
7.3.230.0100.00716.39
7.3.210.0000.01616.29
7.3.200.0100.00616.21
7.3.190.0060.01016.45
7.3.180.0070.01016.50
7.3.170.0120.00616.50
7.3.160.0110.00516.36
7.3.10.0040.00716.53
7.3.00.0070.00716.39
7.2.330.0100.00716.43
7.2.320.0090.01516.55
7.2.310.0130.00316.32
7.2.300.0080.00816.34
7.2.290.0110.00816.55
7.2.130.0030.01016.86
7.2.120.0170.00016.63
7.2.110.0110.00416.56
7.2.100.0030.00616.77
7.2.90.0060.00916.84
7.2.80.0040.01116.95
7.2.70.0030.01416.72
7.2.60.0030.01016.77
7.2.50.0110.00416.89
7.2.40.0090.00316.69
7.2.30.0090.00016.55
7.2.20.0030.01017.01
7.2.10.0080.00817.02
7.2.00.0060.00316.52
7.1.250.0000.00815.68
7.1.200.0000.00715.49
7.1.100.0040.00817.75
7.1.70.0050.00317.16
7.1.60.0070.01819.44
7.1.50.0090.01516.96
7.1.00.0000.06322.48
7.0.200.0090.00616.41
7.0.60.0070.04319.92
7.0.50.0030.08017.87
7.0.40.0100.08019.96
7.0.30.0430.04020.23
7.0.20.0230.08320.26
7.0.10.0100.07320.21
7.0.00.0100.05320.20
5.6.280.0030.06720.82
5.6.210.0070.07720.51
5.6.200.0070.05318.19
5.6.190.0100.08020.52
5.6.180.0130.04720.39
5.6.170.0170.04020.56
5.6.160.0200.06020.44
5.6.150.0030.04018.16
5.6.140.0070.08318.14
5.6.130.0130.07318.14
5.6.120.0070.08721.16
5.6.110.0070.07720.88
5.6.100.0070.08320.98
5.6.90.0030.06321.01
5.6.80.0070.05320.45
5.5.350.0200.07320.45
5.5.340.0130.07717.95
5.5.330.0070.06020.42
5.5.320.0600.06320.24
5.5.310.0100.05020.24
5.5.300.0130.03717.96
5.5.290.0030.09017.98
5.5.280.0000.04320.89
5.5.270.0070.06720.82
5.5.260.0100.04020.80
5.5.250.0070.04320.70
5.5.240.4200.04320.20

preferences:
67.98 ms | 401 KiB | 5 Q