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el-upload 后台返回图片的url，如何再次获得选取图片时的file.raw的一整个对象？

in Technique[技术] by (71.8m points)

问题描述：
通过el-upload上传图片，之后在做修改更新，后台要求我对于没有变动的图片，同样和首次新增上传一样，提交完整的图片信息。
这是首次选取图片时，可以拿到的file.raw，有完整的图片信息。
image.png
通过后台返回图片的url，回显在el-upload中，拿到的file，就不是像上面那样的图片信息了。
image.png


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