public function each($method, ...$args)
    {
        if ($this->count() === 0) {
            return 0;
        }
        $n = 0;
        foreach ($this as $obj) {
            $obj->$method(...$args);
            ++$n;
        }
        return $n;
    }
public function each($method, ...$args)
    {
        if ($this->count() === 0) {
            return 0;
        }
        $n = 0;
        foreach ($this as $obj) {
            $obj->$method(...$args);
            ++$n;
        }
        return $n;
    }
public function each ( $ method , ... $ args ) { if ( $ this -> count ( ) === 0 ) { return 0 ; } $ n = 0 ; foreach ( $ this as $ obj ) { $ obj -> $ method ( ... $ args ) ; ++ $ n ; } return $ n ; }
Call given method of all objects in storage
@param  string $method Method name
@param  mixed ...$args Arguments
@return integer Number of called objects
Call given method of all objects in storage