Method: ActionView::Helpers::JavaScriptHelper#escape_javascript

Defined in:
lib/action_view/helpers/javascript_helper.rb

#escape_javascript(javascript) ⇒ Object Also known as: j

Escapes carriage returns and single and double quotes for JavaScript segments.

Also available through the alias j(). This is particularly helpful in JavaScript responses, like:

$('some_element').replaceWith('<%= j render 'some/element_template' %>');



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# File 'lib/action_view/helpers/javascript_helper.rb', line 27

def escape_javascript(javascript)
  javascript = javascript.to_s
  if javascript.empty?
    result = ""
  else
    result = javascript.gsub(/(\\|<\/|\r\n|\342\200\250|\342\200\251|[\n\r"']|[`]|[$])/u, JS_ESCAPE_MAP)
  end
  javascript.html_safe? ? result.html_safe : result
end