public function stop($kill = false)
    {
        foreach ($this->threads as $thread) {
            $thread->stop($kill);
        }
    }
public function stop($kill = false)
    {
        foreach ($this->threads as $thread) {
            $thread->stop($kill);
        }
    }
public function stop ( $ kill = false ) { foreach ( $ this -> threads as $ thread ) { $ thread -> stop ( $ kill ) ; } }
Stop all collected threads
@param boolean Kill?
@return void
Stop all collected threads