2023最新IDEA版本Java零基础教程，赵姗姗老师带你7天入门Java架构师！

liweixiao / 2023-07-17 / 原文

【【马士兵教育】2023最新IDEA版本Java零基础教程，赵姗姗老师带你7天入门Java架构师！】https://www.bilibili.com/video/BV1v24y1H74t?vd_source=d4c8a130bd8760e7e8cdd48d80abd00c

XML讲解

<?xml version="1.0" encoding="utf-8" ?>
<!--
version:版本号
encoding:编码格式
-->
<students>
    <student id="1">
        <name>ZhangSan</name>
        <age>18</age>
        <sex>男</sex>
        <score>89.5</score>
    </student>
    <student id="2">
        <name>LuLu</name>
        <age>19</age>
        <sex>女</sex>
        <score>95.5</score>
    </student>
    <student id="3">
        <name>MingMing</name>
        <age>17</age>
        <sex>女</sex>
        <score>80</score>
    </student>
</students>

package com.liweixiao.test17;

import org.dom4j.Attribute;
import org.dom4j.Document;
import org.dom4j.DocumentException;
import org.dom4j.Element;
import org.dom4j.io.SAXReader;

import java.io.File;
import java.util.Iterator;
import java.util.List;

/**
 * @author:LiWeixiao
 * @date:2023/7/12
 * @description:
 */
public class Test {
    public static void main(String[] args) throws DocumentException {

        SAXReader sr = new SAXReader();
        Document dom = sr.read(new File("E:\\hw\\IdeaProjects\\TestBiliPro\\TestFirstModule\\src\\students.xml"));
        System.out.println(dom);

        Element studentsEle = dom.getRootElement();
        Iterator<Element> it1 = studentsEle.elementIterator();

        while (it1.hasNext()){
            Element studentEle = it1.next();
            List<Attribute> atts = studentEle.attributes();
            for(Attribute a:atts){
                System.out.println("该子节点的属性："+a.getName()+"---"+a.getText());
            }

            Iterator<Element> it2 = studentEle.elementIterator();
            while (it2.hasNext()){
                Element eles = it2.next();
                System.out.println("节点："+eles.getName()+"---"+eles.getText());
            }
            System.out.println();
        }

    }
}