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JavaScript blob型別轉file型別

var blob = new Blob(byteArrays, { type: contentType });
//blob轉file
var file = new File([blob], filename, {type: contentType, lastModified: Date.now()});
//或者
var file = new File([byteArrays], filename, {type: contentType, lastModified: Date.now()});

注:該程式碼適用於Chrome和Firefox,但不適用於IE

 

轉載自:https://stackoverflow.com/questions/27553617/convert-blob-to-file