3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Test { public static function factory() : object { return new static(); } } class Test2 extends Test { public static function factory() : static { return parent::factory(); } }

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)
8.3.60.0150.00616.38
8.3.50.0140.00521.97
8.3.40.0120.00418.64
8.3.30.0110.00318.64
8.3.20.0030.00518.81
8.3.10.0040.00421.77
8.3.00.0040.00418.89
8.2.180.0120.00616.50
8.2.170.0070.00722.96
8.2.160.0000.01620.38
8.2.150.0070.00024.18
8.2.140.0000.00724.66
8.2.130.0040.00426.16
8.2.120.0040.00419.47
8.2.110.0060.00322.23
8.2.100.0060.00318.64
8.1.280.0120.00625.92
8.1.270.0080.00022.07
8.1.260.0050.00226.35
8.1.250.0080.00028.09
8.1.240.0060.00318.41
8.1.230.0030.00618.48
7.0.130.0130.07322.09
7.0.120.0400.05720.19
7.0.110.0130.07722.16
7.0.100.0170.06022.13
7.0.90.0100.07722.20
7.0.80.0400.06720.21
7.0.70.0130.07722.04
7.0.60.0070.07721.98
7.0.50.0200.07022.14
7.0.40.0100.07322.08
7.0.30.0070.07721.98
7.0.20.0070.08322.11
7.0.10.0170.07322.11
7.0.00.0030.08722.20
5.6.280.0100.08020.92
5.6.270.0200.06720.80
5.6.260.0030.06721.07
5.6.250.0170.07021.06
5.6.240.0030.09020.96
5.6.230.0200.07321.02
5.6.220.0230.05321.05
5.6.210.0130.07720.95
5.6.200.0100.08020.76
5.6.190.0130.08021.04
5.6.180.0130.07020.95
5.6.170.0130.06320.94
5.6.160.0130.06720.87
5.6.150.0070.06721.02
5.6.140.0100.06021.08
5.6.130.0030.06720.83
5.6.120.0100.06320.99
5.6.110.0100.08320.92
5.6.100.0030.08720.79
5.6.90.0130.07320.96
5.6.80.0030.06320.47
5.6.70.0030.05720.37
5.6.60.0230.05320.21
5.6.50.0230.06020.20
5.6.40.0200.06320.39
5.6.30.0200.06320.36
5.6.20.0170.07020.16
5.6.10.0070.05720.21
5.6.00.0030.07320.26

preferences:
48.07 ms | 401 KiB | 5 Q