Java优学网URL类入门解析：轻松掌握网络编程基础，快速上手URL操作

try {

URL myBlog = new URL("https://www.uxue.com/java");
System.out.println("协议：" + myBlog.getProtocol());
System.out.println("主机：" + myBlog.getHost());

} catch (MalformedURLException e) {

e.printStackTrace();

}

URL weatherApi = new URL("https://api.weather.com/data"); URLConnection connection = weatherApi.openConnection();

URL url = new URL("www.uxue.com/java");

public class SimpleWebReader {

public static String readPageTitle(String urlString) throws IOException {
    URL url = new URL(urlString);
    BufferedReader reader = new BufferedReader(
        new InputStreamReader(url.openStream())
    );
    
    String line;
    while ((line = reader.readLine()) != null) {
        if (line.contains("<title>")) {
            return line.replaceAll(".*<title>(.*)</title>.*", "$1");
        }
    }
    reader.close();
    return "标题未找到";
}

}