string(267) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%A6%82%E4%BD%95%E6%B8%85%E9%99%A4%E5%BE%AE%E4%BF%A1%E7%9A%84%E7%BC%93%E5%AD%98%E6%96%87%E4%BB%B6 => Failed to connect to 101.89.117.144 port 38005: Connection refused"
如何清除微信的缓存文件
