how to show photo preview in rails

hi all i'm trying to know how to show a photo preview before uploading
a pic in rails can any one help me out .

Thanks in advance

If you want a preview before the actual upload, then you should do it
with javascript Files API.

Hope it helps...

Nice post. I will use many things of this tutorial


Ricardo Pontes da Silva

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thank you Mr.Capitan it helped me alot.