what does element mean

Element refers to element, which is a class in java and is used to construct nodes in xml. The reference method is [import org.dom4j.Element;].

Java is an object-oriented programming language that not only absorbs the various advantages of the C language, but also abandons the incomprehensible multiple inheritance, pointers, etc. in C Concept, so the Java language has two characteristics: powerful and easy to use. However, many friends will have a lot of doubts during the use process. For example, what does element in Java mean? I will learn about it with you below.

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element’s Chinese meaning is element, but it is a class in Java. This class is used to build nodes in xml For example, if you need to parse or generate xml documents, you need to use this class.

import java.util.Iterator;
 
import org.dom4j.Document;
import org.dom4j.DocumentException;
import org.dom4j.DocumentHelper;
import org.dom4j.Element;
 
public class Demo {
    public static void main(String args[]) throws DocumentException {
        String xmlStr = "<root><a>test</a></root>";
        Document document = DocumentHelper.parseText(xmlStr);
        Element root = document.getRootElement();// 获得根节点；
 
        // 进行迭代；读取根节点下的所有节点 
        for (Iterator<Element> i = root.elementIterator(); i.hasNext();) {
            Element element = i.next();
            System.out.println("节点名称：" + element.getName());
            System.out.println("节点值：" + element.getData());
        }
    }
}

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