直接看代码最简单明了，贴上： import java.io.UnsupportedEncodingException; import java.net.URLDecoder; import java.net.URLEncoder; public class URLDecoderTest { public static void main(String[] args) t...

import java.io.IOException; import java.net.InetAddress; public class IntAddressTest { public static void main(String[] args) throws IOException { // 根据字符串来获取InetAddress实例 InetAddress...