string(285) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%B8%BA%E4%BB%80%E4%B9%88ie%E6%B5%8F%E8%A7%88%E5%99%A8%E7%9A%84%E4%B8%BB%E9%A1%B5%E5%8F%98%E6%9B%B4%E4%B8%8D%E4%BA%86 => Failed to connect to 61.171.74.35 port 38027: Connection refused"
为什么ie浏览器的主页变更不了
