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

It depends on the situation and how bad the error is, but a good (and often overlooked) option is to throw an exception:

getMessage(), "\n";
}

This will ensure that your function will not fail silently and errors won't go unseen.