Check here: http://api.jquery.com/jQuery.post/
There's an example titled "Example: Posts to the test.php page and gets
contents which has been returned in json format" about half way down the
page.
On Thursday, June 14, 2012 5:45:07 PM UTC-5, Ruby-Forum.com User wrote:
>
> hello guys, I'm trying to make a ajax request and return some data from
> my controller, but how I do it to call the JSON in my JS after the
> request ?
>
> controller task
>
> def create
>
> @task = Task.create( :project_id => params[ :project_id ], :name =>
> params[ :task ] )
>
> if @task.valid?
> @return = { :task => @task.name, :project_id => @task.project_id }
> else
> @return = { :error => "Ocorreu um erro inesperado. Tente
> novamente." }
> end
>
> return ActiveSupport::JSON.encode( @return )
>
> end
>
> view index - JS
>
> $( "#tasks_form" ).submit( function( e ) {
>
> e.preventDefault();
> var task = $( this).find( "textarea" ).val();
>
> $.post( "<%= url_for :controller => :task, :action => :create
> %>", { task: task, project_id: <%= @project_id %> }, function( e ) {
>
> }, "json");
>
> } );
>
> Thank you
>
> --
> Posted via http://www.ruby-forum.com/.
>
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