1. What is XML

XML stands for Extensible Markup Language, which transmits and stores data.

<students>
    <student>
        <sid>001</sid>
        <name>Zhang SAN</name>
    </student>
    <student>
        <sid>002</sid>
        <name>Two ya</name>
    </student>
</students>
Copy the code

2. XML DOM

XML DOM, or XML document Object Model, is a set of APIS defined by w3c for manipulating XML document objects. The browser parses the XML document into a document object model.