<?php
function each_v2($arr) {
    // same as each() but when it hits end of array, it resets it
    static $i = 0;
    
    if (isset($arr[$i])) {
        // exists¸
        return $arr[$i++];
    } else {
        // reset $i to 0 and repeat
        $i = 0;
        return each_v2($arr);
    }
}
?>