arrays.php

<?php
function recursive($array){
    foreach($array as $key => $value){
        //If $value is an array.
        if(is_array($value)){
            //We need to loop through it.
            recursive($value);
        } else{
            //It is not an array, so print it out.
            echo $key . ": " . $value, '<br>';
        }
    }
}
?>