method
extra_tags_for_form

extra_tags_for_form(html_options)
private
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# File actionview/lib/action_view/helpers/form_tag_helper.rb, line 719 def extra_tags_for_form(html_options) authenticity_token = html_options.delete("authenticity_token") method = html_options.delete("method").to_s method_tag = case method when /^get$/ # must be case-insensitive, but can't use downcase as might be nil html_options["method"] = "get" '' when /^post$/, "", nil html_options["method"] = "post" token_tag(authenticity_token) else html_options["method"] = "post" method_tag(method) + token_tag(authenticity_token) end enforce_utf8 = html_options.delete("enforce_utf8") { true } tags = (enforce_utf8 ? utf8_enforcer_tag : ''.html_safe) << method_tag content_tag(:div, tags, :style => 'display:none') end