Re: Question about array_search

> Say I'm trying to add a value to an array, only if it's not already in > there somewhere; so I do an array_search to see. The problem is that if > the item is at index 0 in the array, array_search gives the same answer > as if it's not in there at all. How does one circumvent this potential > pitfall? I think this would work (I could be wrong) $array = array(0 => 'blue', 1 => 'red', 2 => 'green', 3 => 'red'); if(($key = array_search('bluesf', $array)) !== FALSE) { echo $key; } if(($key = array_search('blue', $array)) !== FALSE) { echo $key; }