current() current() : mixed (PHP 5 >= 5.0.0)<br/> Return the current element Returns mixed — Can return any type.
key() key() : mixed (PHP 5 >= 5.0.0)<br/> Return the key of the current element Returns mixed — scalar on success, or null on failure.
valid() valid() : boolean (PHP 5 >= 5.0.0)<br/> Checks if current position is valid Returns boolean — The return value will be casted to boolean and then evaluated. Returns true on success or false on failure.
loadNextPage() loadNextPage() : boolean Takes the current page and retrieves the next page of results. Returns Returns boolean