Why is the get-magic-quotes-gpc function not working in PHP 7.4?

Question

Why is the get-magic-quotes-gpc function not working in PHP 7.4?

Answer

PHP has removed this function in version 7.4. If you have scripts using this, it would be best to use an older PHP version, such as 7.3, while you work to update your software.

Additional resources

get_magic_quotes_gpc