将base64转换为file
作者:互联网
dataURLtoFile(dataurl, filename) { var arr = dataurl.split(","), mime = arr[0].match(/:(.*?);/)[1], bstr = atob(arr[1]), n = bstr.length, u8arr = new Uint8Array(n); while (n--) { u8arr[n] = bstr.charCodeAt(n); } return new File([u8arr], filename, { type: mime }); }
标签:arr,转换,base64,filename,mime,file,bstr,new,u8arr 来源: https://www.cnblogs.com/223zzm/p/11609722.html