OkHttpUrlConnection库编写的爬虫程序，该程序使用Kotlin编写的。 importjava.net.HttpURLConnection importjava.net.URL importjava.net.URLConnection importjava.io.BufferedReader importjava.io.InputStreamReader funmain(){ valurl=URL("https://www.dingtalk.com/") valproxy="http://www.duoip.cn:8000" valconnection=URLConnec...