- var_dump: documentation ( source)
<?php
$oldArray = array('a','b','c','d','e');
$newArray = array();
for($i = 0; $i < count($oldArray); $i+=2){
$key = $oldArray[$i];
$val = $oldArray[$i+1];
$newArray[$key] = $val;
}
var_dump($newArray);