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使用原生ajax通过formdata完成文件上传,并实时监控上传进度 | zhaoolee的博客 #11

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zhaoolee opened this issue Jul 5, 2019 · 0 comments
Open

使用原生ajax通过formdata完成文件上传,并实时监控上传进度 | zhaoolee的博客 #11

zhaoolee opened this issue Jul 5, 2019 · 0 comments
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zhaoolee commented Jul 5, 2019

https://zhaoolee.github.io/GBlog/2019/07/01/ajax-formdata/#more

在ajax1.0时代, 是无法直接上传文件的, 到了ajax2.0时代, 新增了FormData, 我们就可以用FormData完成文件的上传 以前我们用form表单中的<input type="file"/>实现文件上传, 但前端无法实时查看上传的进度, 而ajax2.0可以让我们实时监控上传进度 下面是一个原生js使用ajax 完成 FormData上传文
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