js xmldom load

const { DOMParser } = require('xmldom');

// 假设我们有一个 XML 字符串
const xmlString = `
<library>
  <book id="1">
    <title>JavaScript: The Good Parts</title>
    <author>Douglas Crockford</author>
  </book>
  <book id="2">
    <title>Eloquent JavaScript</title>
    <author>Marijn Haverbeke</author>
  </book>
</library>
`;

// 创建一个 DOMParser 实例
const parser = new DOMParser();

// 解析 XML 字符串
const xmlDoc = parser.parseFromString(xmlString, 'text/xml');

// 获取所有的 book 元素
const books = xmlDoc.getElementsByTagName('book');

// 遍历并打印每个 book 的信息
for (let i = 0; i < books.length; i++) {
  const book = books[i];
  const title = book.getElementsByTagName('title')[0].textContent;
  const author = book.getElementsByTagName('author')[0].textContent;
  console.log(`Book ID: ${book.getAttribute('id')}, Title: ${title}, Author: ${author}`);
}

try {
  const xmlDoc = parser.parseFromString(xmlString, 'text/xml');
} catch (e) {
  console.error('Failed to parse XML:', e);
}

const nsResolver = xmlDoc.createNSResolver(xmlDoc.documentElement);
const elements = xmlDoc.evaluate('//ns:book', xmlDoc, nsResolver, XPathResult.ANY_TYPE, null);