一.get方式打开新链接URL 1.window.open(url) 2.window.location=url 二.a标签的download属性 //兼容性暂不成熟稳定 <a href="./img/img01.jpg" download="dog.jpg">下载图片</a> https://www.cnblogs.com/gja1026/p/9883743.html