jsoup教程

<dependency>
    <groupId>org.jsoup</groupId>
    <artifactId>jsoup</artifactId>
    <version>1.17.1</version>
</dependency>

import org.jsoup.Jsoup;
import org.jsoup.nodes.Document;
import org.jsoup.nodes.Element;
import org.jsoup.select.Elements;

public class JsoupDemo {
    public static void main(String[] args) {
        try {
            // 从URL加载HTML文档
            Document doc = Jsoup.connect("https://example.com").userAgent("Mozilla/5.0").get();
            // 使用CSS选择器提取标题
            String title = doc.title();
            System.out.println("网页标题：" + title);
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}