In php, should I return false, null, or an empty array in a method that would usually return an array?

Question

I\'ve found several responses to this, but none pertaining to PHP (which is an extremely weak typed language):

With regards to PHP, is it appropriate to return

Answer 1

I assume that the return type of your method is array, so you should return an empty array only if the execution went fine but no results were found.

In case of an error, you should throw an exception. This should be the preferred way to handle errors.