让后台原来转义的"" 换成"<" ">", 就可以了:
let htmlStr = `180<X<=360`;
const parser = new DOMParser();
const html = parser.parseFromString(htmlStr, "text/html");
console.log(html);
"image.png" (https://wmlx-new-image.oss-cn-shanghai.aliyuncs.com/images/20241023/06075773108d87db10d36e64734d5fdb.png)