如何在导轨验证错误后保留文件上传字段。 [英] How to persist file upload fields after a rails validation error.

问题描述

我基本上有多个文件上传的表单，问题是当我提交表单并发生验证错误时，文件输入字段被重置。我希望将这些文件保存在文件输入字段中，以完成整个过程。

我也经历了几个链接

如何保持 ;上传的图像在表单验证错误？

请让我知道在这种情况下，可以按照什么样的各种选项。

解决方案

Carrierwave是一个处理文件上传的好工具， https://github.com/jnicklas/carrierwave#making-uploads-work-across-表单重新显示

I have form with multiple file uploads, The issue is when i am submitting the form and an validation error occurs, the file input field gets reset.

I basically wanted to persist those files inside the file input field for the complete process.

I have also gone through few links

How can I "keep" the uploaded image on a form validation error?

Please let me know what are the various options in such cases that one can follow.

解决方案

Carrierwave is a great tool for handling file uploads and can handle this for you

https://github.com/jnicklas/carrierwave#making-uploads-work-across-form-redisplays

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