Filesaver.js如何下载base64的图片文件?
Filesaver.js只能下载blob的文件,但是base64怎么转换成blob呢?
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将Base64的字符串转换为二进制数,代码如下:
function dataURItoBlob(dataURI) { // convert base64 to raw binary data held in a string // doesn't handle URLEncoded DataURIs - see SO answer #6850276 for code that does this var byteString = atob(dataURI.split(',')[1]); // separate out the mime component var mimeStri...
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