3v4l.org

run code in 300+ PHP versions simultaneously
<?php function trimo( string $string, string $additionalTrimChars = '' ): string { return trim(trim($string), $additionalTrimChars); } var_dump(trimo(' = hasen'), =);

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)
7.1.70.0060.00616.84

preferences:
141.39 ms | 1398 KiB | 7 Q