I don't think anyone reading the migration guide [0] is going to assume their app/lib is backwards compatible without some effort. [0] https://www.php.net/manu

I don't think anyone reading the migration guide [0] is going to assume their app/lib is backwards compatible without some effort. [0] https://www.php.net/manual/en/migration80.php https://www.php.net/manual/en/migration80.php