document.getElementByID() returns an Element object, these objects don't
have a length method.
Since you're using jquery, why don't you use it there also?
if ($("#modal1").length > 0) {
// your code
}
On Thursday, December 3, 2015 at 4:57:31 PM UTC+3, Alexander Trust wrote:
>
> Hello.
>
> I'm trying to use modals for the output of :notices or :errors.
>
> In the application.html.erb I use:
>
> <% flash.each do |name, msg| %>
> <% if msg.is_a?(String) %>
> <div id="modal1" class="modal">
> <div class="modal-content">
> <p><%= msg %></p>
> </div>
> <div class="modal-footer">
> <a href="#!" class="modal-action modal-close waves-effect
> waves-green btn-flat">Close</a>
> </div>
> </div>
> <% end %>
> <% end %>
>
>
>
> In my application.js file I use:
>
> var ready;
> ready = function() {
>
>
> var modal1 = document.getElementById('#modal1');
> if (modal1.length > 0) {
> $('#modal1').openModal();
> }
> };
>
>
> $(document).ready(ready);
> $(document).on('page:load', ready);
>
> I tried checking if the string is not null too, but this won't change a
> thing. Only if I use:
>
> var ready;
> ready = function() {
>
> $('#modal1').openModal();
>
> }
>
> $(document).ready(ready);
> $(document).on('page:load', ready);
>
> it works, but then it is shown everytime a page is reloaded an I don't
> want this behaviour. Why do those checks not work? Any help would be
> appreciated.
>
> Kind regards.
>
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