method
tag_options
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Class: TagBuilder
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tag_options(options, escape = true)
public
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# File actionview/lib/action_view/helpers/tag_helper.rb, line 59 def tag_options(options, escape = true) return if options.blank? output = "".dup sep = " " options.each_pair do |key, value| if TAG_PREFIXES.include?(key) && value.is_a?(Hash) value.each_pair do |k, v| next if v.nil? output << sep output << prefix_tag_option(key, k, v, escape) end elsif BOOLEAN_ATTRIBUTES.include?(key) if value output << sep output << boolean_tag_option(key) end elsif !value.nil? output << sep output << tag_option(key, value, escape) end end output unless output.empty? end