<?php
class wfHelperString {
/**
* cycle through arguments
*
* @return mixed
*/
public static function cycle() {
static $counter = 0;
$args = func_get_args();
if (empty($args)) {
$counter = 0;
return null;
}
$return_val = $args[$counter % count($args)];
$counter++;
return $return_val;
}
}