[Dismounted]

Originally Posted by The-Ensemble

Nope, empty. I normally would of thought it'd be something like

PHP Code:


if(empty($var))
{
error message
} 


But I've no idea how to apply that to a foreach and Its not a variable.

If it's not a variable, then it can't be applied with the foreach language construct. That's what's giving you the error. If the supplied var is empty, foreach just skips it.