method
tag_options
tag_options(options, escape = true)
private
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# File actionview/lib/action_view/helpers/tag_helper.rb, line 149 def tag_options(options, escape = true) return if options.blank? attrs = [] options.each_pair do |key, value| if TAG_PREFIXES.include?(key) && value.is_a?(Hash) value.each_pair do |k, v| attrs << prefix_tag_option(key, k, v, escape) end elsif BOOLEAN_ATTRIBUTES.include?(key) attrs << boolean_tag_option(key) if value elsif !value.nil? attrs << tag_option(key, value, escape) end end " #{attrs * ' '}" unless attrs.empty? end