PHP create key => value pairs within a foreach

Question

I want to create a key-value pairs in an array within a foreach. Here is what I have so far:

function createOfferUrlArray($Offer) {
    $offerArray = array();

         


        

Answer 1

In PHP >= 5.3 it can be done like this:

$offerArray = array_map(function($value) {
    return $value[4];
}, $offer);