3v4l.org

run code in 300+ PHP versions simultaneously
<?php abstract class Abs { } $a = new class extends abstract class {}

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)
7.2.20.0140.01117.81
7.2.10.0120.01917.90
7.2.00.0130.01617.75
7.1.140.0100.01716.59
7.1.130.0100.01616.81
7.1.120.0870.00816.66
7.1.110.0110.01216.21
7.1.100.0090.01016.11
7.1.90.0120.00715.65
7.1.80.0070.01016.15
7.1.70.0090.01315.06
7.1.60.0260.01233.21
7.1.50.0250.01832.64
7.1.40.0350.01732.47
7.1.30.0270.02432.51
7.1.20.0280.01232.67
7.1.10.0150.01014.72
7.1.00.0120.01214.63

preferences:
139.33 ms | 948 KiB | 8 Q