- array_map: documentation ( source)
- print_r: documentation ( source)
- array_shift: documentation ( source)
<?php
$oldArray = array(
array("country", "state", "city", "name"),
array("Argentina", "Corrientes", "Corrientes", "Jorge"),
array("Argentina", "Chaco", "Resistencia", "Mariano")
);
$arr[] = array_shift($oldArray);
$new_arr = array_map('array_combine',$arr,$oldArray);
print_r($new_arr);