Methods
Public Instance methods
When an array is given to url_for, it is converted to a slash separated string.
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# File vendor/rails/activesupport/lib/active_support/core_ext/array/conversions.rb, line 25
25: def to_param
26: join '/'
27: end
Converts the array to comma-seperated sentence where the last element is joined by the connector word. Options:
- :connector: The word used to join the last element in arrays with more than two elements (default: "and")
- :skip_last_comma: Set to true to return "a, b, and c" instead of "a, b and c".
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# File vendor/rails/activesupport/lib/active_support/core_ext/array/conversions.rb, line 8
8: def to_sentence(options = {})
9: options.assert_valid_keys(:connector, :skip_last_comma)
10: options.reverse_merge! :connector => 'and', :skip_last_comma => false
11:
12: case length
13: when 0
14: ""
15: when 1
16: self[0]
17: when 2
18: "#{self[0]} #{options[:connector]} #{self[1]}"
19: else
20: "#{self[0...-1].join(', ')}#{options[:skip_last_comma] ? '' : ','} #{options[:connector]} #{self[-1]}"
21: end
22: end
[ show source ]
# File vendor/rails/activesupport/lib/active_support/core_ext/array/conversions.rb, line 29
29: def to_xml(options = {})
30: raise "Not all elements respond to to_xml" unless all? { |e| e.respond_to? :to_xml }
31:
32: options[:root] ||= all? { |e| e.is_a?(first.class) && first.class.to_s != "Hash" } ? first.class.to_s.underscore.pluralize : "records"
33: options[:children] ||= options[:root].singularize
34: options[:indent] ||= 2
35: options[:builder] ||= Builder::XmlMarkup.new(:indent => options[:indent])
36:
37: root = options.delete(:root)
38: children = options.delete(:children)
39:
40: options[:builder].instruct! unless options.delete(:skip_instruct)
41: options[:builder].tag!(root.to_s.dasherize) { each { |e| e.to_xml(options.merge({ :skip_instruct => true, :root => children })) } }
42: end