前端图片下载

https://www.cnblogs.com/jyuf/p/7251591.html

https://segmentfault.com/a/1190000010694215

//会重新打开一个浏览器窗口，后续在做研究，用canvas.todataURL又不能下载跨域图片 $(function () { function download(src) { var $a = document.createElement('a'); $a.setAttribute("href", src); $a.setAttribute("download", ""); var evObj = document.createEvent('MouseEvents'); evObj.initMouseEvent( 'click', true, true, window, 0, 0, 0, 0, 0, false, false, true, false, 0, null); $a.dispatchEvent(evObj); console.log("下载成功") }; download("https://zfhyegold.oss-cn-shenzhen.aliyuncs.com/upload/3939eae7-0e21-4866-9413-ebc455e6f507.jpg") })