3v4l.org

run code in 300+ PHP versions simultaneously
<?php interface Foo { public function bar(); } echo new ReflectionClass(Foo::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)
8.5.10.0080.01016.29
8.4.160.0140.00922.57
8.4.90.0130.00819.86
preferences:
43.49 ms | 403 KiB | 5 Q