string(259) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%80%8E%E4%B9%88%E6%9F%A5%E8%87%AA%E5%B7%B1%E6%89%8B%E6%9C%BA%E7%9A%84IP%E5%9C%B0%E5%9D%80 => Failed to connect to 101.91.112.32 port 38195: Connection refused"
怎么查自己手机的IP地址
