method

button_to_function

Ruby on Rails latest stable (v6.1.7.7) - 0 notes - Class: ActionView::Helpers::JavaScriptHelper

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What's this?

Method deprecated or moved

This method is deprecated or moved on the latest stable version. The last existing version (v4.0.2) is shown here.

button_to_function(name, function=nil, html_options={}) public

Returns a button whose onclick handler triggers the passed JavaScript.

The helper receives a name, JavaScript code, and an optional hash of HTML options. The name is used as button label and the JavaScript code goes into its onclick attribute. If html_options has an :onclick, that one is put before function.

button_to_function "Greeting", "alert('Hello world!')", class: "ok"
# => <input class="ok" onclick="alert('Hello world!');" type="button" value="Greeting" />

Show source

# File actionpack/lib/action_view/helpers/javascript_helper.rb, line 83
      def button_to_function(name, function=nil, html_options={})
        message = "button_to_function is deprecated and will be removed from Rails 4.1. We recommend using Unobtrusive JavaScript instead. " +
          "See http://guides.rubyonrails.org/working_with_javascript_in_rails.html#unobtrusive-javascript"
        ActiveSupport::Deprecation.warn message

        onclick = "#{"#{html_options[:onclick]}; " if html_options[:onclick]}#{function};"

        tag(:input, html_options.merge(:type => 'button', :value => name, :onclick => onclick))
      end

button_to_function

Related methods

Method deprecated or moved

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