I am having in rendering the onchange:
My syntax is:
<%= f.select :country, {"Afghanistan" => "Afghanistan",
"Aland Islands" => "Aland Islands",
"Zimbabwe" => "Zimbabwe"
}, :prompt => "Select",
:html_options=>{:onchange=>"display();"} %>
Can you point out the mistake in this syntax??
On Tuesday, April 13, 2010 11:22:37 AM UTC-4, andyjeffries wrote:
>
> I am writing following code for showing the drop down:-
>> <%= select("test", "type", ["test1", "test2"],
>> :onchange=>"alert('Test');")%>
>>
>> My problem is I have to add onchange event and call a javascript.
>> Can anyone point me what is problem with my syntex?
>>
>
> Easy one...
>
> http://apidock.com/rails/ActionView/Helpers/FormOptionsHelper/select
>
> The first hash is Select options, the second is HTML options. So you're
> passing :onchange through as an option to the Rails helper, rather than
> having it pass through to an HTML attribute. What you want to do is this:
>
> <%= select("test", "type", ["test1", "test2"], {}
> {:onchange=>"alert('Test');"} )%>
>
> Note the empty {} after your normal parameter, that's the empty select
> options, then your :onchange is in the HTML options hash.
>
> Cheers,
>
>
> Andy
>
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