[Rails] Params with multiple values

[Scott Barron]

Eric Anderson wrote:
> I have a form which contains two checkboxes with the same name. So:
> 
> <input type="checkbox" name="foo" value="bar"/>
> <input type="checkbox" name="foo" value="baz"/>
> 
> When the form submits I attempt to read the values from the submit like
> 
> @params['foo']
> 
> Only one value is returned even though both are checked. I looked up the 
> documentation in the CGI module and it appears that I should be getting 
> an array of all values back. Am I missing something here? I know Rails 
> does some modifications on CGI to support multi-level parameter names 
> (i.e. @params[car][color]) but it seems that multiple values should 
> still work.
> 
> Thanks for any pointers.
> 
> Eric
> 

Eric,

Name them "foo[]" to get an array of values back.

-Scott
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