method

button_to_function

v3.2.1 - Show latest stable - 0 notes - Class: ActionView::Helpers::JavaScriptHelper

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What's this?

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 84
      def button_to_function(name, function=nil, html_options={})
        onclick = "#{"#{html_options[:onclick]}; " if html_options[:onclick]}#{function};"

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

button_to_function

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