file_get_contents(): php_network_getaddresses: getaddrinfo failed: Name or service not known

请求页面时候报错 file_get_contents(): php_network_getaddresses: getaddrinfo failed: Name or service not known ， 找了很久都说是找不到DNS服务器，要修改apache配置之类的，最后加上一句set_time_limit(0);就好了。