Function: dataURLToBlob

dataURLToBlob(dataURL): Blob

将dataURL转换为Blob对象

Parameters

Name Type Description
dataURL string 包含base64编码数据的dataURL字符串

Returns

Blob

  • 返回对应的Blob对象

Example

const URI = 'data:image/svg+xml;base64,PHN2ZyB2aWV3Qm94PSIwIDAgMTAyNCAxMDI0IiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIyMDAiIGhlaWdodD0iMjAwIj48ZGVmcz48c3R5bGUvPjwvZGVmcz48cGF0aCBkPSJNOTU5LjQzNiAyNDMuNUwzNzcuNDEzIDg3MC4yNyA2NC4wMiA0NjcuMzQ0bDExNC43MjctOTcuOTMgMTk4LjY2NiAyMDcuMDYgNDkyLjQ4Mi00MjIuNTEgODkuNTQgODkuNTM3em0wIDAiIGZpbGw9IiM0M2E5ZjEiLz48L3N2Zz4=';

dataURLToBlob(URI);
// => Blob {size: 248, type: "image/svg+xml"}
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