Fetch portion of Admin URL

Detecting WordPress admin screens using URL parameters can be a pain in the butt and also raise security issues. However, there’s a whole set of built in functions ready to help… but first off, why are you trying to detect an admin page using a funky string like admin.php?page=my-custom-page is this an admin page? an options page? a custom post type? each has it’s own way of implementing in WP admin.

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)