uniapp 图片base64格式转blob格式方法

Posted 2023-04-24

参考技术A parseBlob:function(base64)

var arr = base64.split(',');

var mime = arr[0].match(/:(.*?);/)[1];

var bstr = atob(arr[1]);

var n = bstr.length;

var u8arr = new Uint8Array(n);

for(var i = 0; i < n; i++)

u8arr[i] = bstr.charCodeAt(i);



var url = URL || webkitURL;

return url.createObjectURL(new Blob([u8arr], type: mime));

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uniapp解决图形验证码问题及arraybuffer二进制转base64格式图片

https://www.cnblogs.com/huihuihero/p/13183031.html