The problem

Replace usage of 0 === strpos or 0 !== strpos with str_starts_with. It makes the code more readable and use a PHP native function ( which may have a performance benefit ).

as https://core.trac.wordpress.org/ticket/58012 e.g.

from https://github.com/PrivateBin/PrivateBin/pull/1370/files#r1667708220

#1370

The solution

Search the codebase for this and change all instances…

Alternatives

Not upgrade, PHP is backeard-compatibility. But for maintenance reasons and to prevent further misunderstandings, this is an important step nevertheless.

Additional context