On Aug 1, 10:54 am, serenobs <[email protected]> wrote:
> Thanks for quick answer
>
> > <script>
> > var foo = new myclass {
> >   function open() {
> >   }}
>
> but this was just to write to explain.
> please don't look grammar itself.

Well if you're not posting the actual code that's in your app then
there isn't much point asking what is wrong with it.
>
> and could you explain how to deal with ajax request to implent that
> insert javascript function before and after of redirect_to action?

Reading up on RJS is probably a good start (and probably the prototype
docs for the Ajax functions (assuming you want to use prototype rather
than jquery etc.))

Fred
>
> thanks.
>
> On 8월1일, 오후5시59분, Frederick Cheung <[email protected]> wrote:
>
>
>
> > On Aug 1, 7:35 am, serenobs <[email protected]> wrote:
>
> > > Hello.
>
> > > I tried to invoke javascript in the controller, but I couldn't.
>
> > > What I want to do is,
> > > I'd like to verify passed parameters in the controller,
> > > if parameters are not verified I'd like to invoke alert with error
> > > message and back to othere function.
>
> > > code will be like below
>
> > > if verify? params[:value]
> > >    #call alert('value is not correct')  <- how can I implement this
> > > function?
> > >    redirect_to :action => 'index'
> > >    return
> > > end
>
> > > how can I implement that function?
>
> > Unless you're dealing with an ajax request, you can't.
>
> > > can I insert javascript function before and after of redirect_to
> > > action?
>
> > > and my second question is
>
> > > <script>
> > > var foo = new myclass {
> > >   function open() {
> > >   }}
>
> > that doesn't look like legal javascript to me.
>
> > Fred
>
> > > </script>
> > > <%= link_to_remote 'click me', :update=>'blah'. :url=>
> > > {:action=>'something'}, :before=>'foo.open();' %>
>
> > > When I clicked, javascript error occured, "foo is not defined"
> > > if javascript is like "alert('blah');" it works.
> > > Maybe local and global is the difference while I'm not sure.
>
> > > anyway, how can I invoke javascript object that is not gloal object?- 원본 
> > > 텍스트 숨기기 -
>
> > - 원본 텍스트 보기 -- 원본 텍스트 숨기기 -
>
> > - 원본 텍스트 보기 -
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