Let's say that your controller gets run with params[:test] => 'true'...
Then in your controller or view you can do:
login_url(params.merge(:test => false, :foo => 'bar'))
and will end up with
..../login?test=false&foo=bar
Look at the merge and reverse_merge methods for more.
-philip
On May 13, 2009, at 1:11 PM, Kendall wrote:
>
> Hi, I've done some searching but haven't yet found if there is a
> "correct" way to do this.
>
> I have an existing URL (generated, for example, by a call to one of my
> named-route's helpers: login_url). I may (or may not) have, as part of
> this URL, a query string fragment ("?test=true" for example) as part
> of the URL. I also have 1 (or more) name/value pairs I'd like to add,
> as query parameters, to this URL, overwriting existing values if there
> is a name collision.
>
> I could write up a method to do this pretty easily. If, however, there
> is already rails code and/or a "recommended," "official," or
> "canonical" way to do this, I'd like to know.
> >
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