Re: Regular expression: How do I allow forward slashes?

frogstarr78
Sat, 19 Dec 2009 08:41:02 -0000

Have you tried escaping them "\/"?

On Dec 18, 11:01 pm, AlwaysCharging
<goodg...-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
wrote:
> In my app, I allow users to submit urls.  They (of course) need the
> ability to submit urls with a forward slash, "/", but whats the
> regular expression to allow them to do that?
>
> I currently use:
>
> validates_format_of :url, :with => /^[-\w\_.]+$/i
>
> to only allow alphanumerics, dashes, underscores, and dots to prevent
> cross site scripting when I later reconstruct these urls, but I
can''t
> figure out how to allow "/" as well.
>
> Any ideas?