正则表达式 获取标签中包含某一个标签的标签

Question

例如：

<Placemark>
  <name>
    bbbb
  </name>
</Placemark>
<Placemark>
  <name>
    aaaaa
  </name>
  <Point>
    lllllllll
  </Point>
</Placemark>
<Placemark>
  <name>
    eeeee
  </name>
  <Point>
    cccccc
  </Point>
</Placemark>

只想获取Placemark标签中含有 Point标签的placemark标签

Answer 1

你题目的解答代码如下：（如有帮助，望采纳！谢谢! 点击我这个回答右上方的【采纳】按钮）

let str = `
<Placemark>
  <name>
    bbbb
  </name>
</Placemark>
<Placemark>
  <name>
    aaaaa
  </name>
  <Point>
    lllllllll
  </Point>
</Placemark>
<Placemark>
  <name>
    eeeee
  </name>
  <Point>
    cccccc
  </Point>
</Placemark>
`;
let res = str.match(/<Placemark>((?!<Placemark>)[\s\S])*<Point>((?!<Placemark>)[\s\S])*<\/Point>((?!<Placemark>)[\s\S])*<\/Placemark>/g)
console.log(res);