Type:
Module

The Enumerable mixin provides collection classes with several traversal and searching methods, and with the ability to sort. The class must provide a method each, which yields successive members of the collection. If Enumerable#max, #min, or #sort is used, the objects in the collection must also implement a meaningful <=> operator, as these methods rely on an ordering between members of the collection.

none?
  • References/Ruby on Rails/Ruby/Classes/Enumerable

enum.none? [{ |obj| block }] â true or false Instance Public methods Passes

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select
  • References/Ruby on Rails/Ruby/Classes/Enumerable

enum.select { |obj| block } â arrayenum.select â an_enumerator Instance Public methods

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flat_map
  • References/Ruby on Rails/Ruby/Classes/Enumerable

enum.flat_map { |obj| block } â arrayenum.flat_map â an_enumerator Instance Public

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each_cons
  • References/Ruby on Rails/Ruby/Classes/Enumerable

enum.each_cons(n) { ... } â nilenum.each_cons(n) â an_enumerator Instance Public methods

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reverse_each
  • References/Ruby on Rails/Ruby/Classes/Enumerable

enum.reverse_each(*args) { |item| block } â enumenum.reverse_each(*args) â an_enumerator

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drop_while
  • References/Ruby on Rails/Ruby/Classes/Enumerable

enum.drop_while { |arr| block } â arrayenum.drop_while â an_enumerator Instance Public methods

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each_with_object
  • References/Ruby on Rails/Ruby/Classes/Enumerable

enum.each_with_object(obj) { |(*args), memo_obj| ... } â objenum.each_with_object(obj) â an_enumerator

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max_by
  • References/Ruby on Rails/Ruby/Classes/Enumerable

enum.max_by { |obj| block } â objenum.max_by â an_enumerator Instance Public methods

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all?
  • References/Ruby on Rails/Ruby/Classes/Enumerable

enum.all? [{ |obj| block } ] â true or false Instance Public methods Passes

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find
  • References/Ruby on Rails/Ruby/Classes/Enumerable

enum.find(ifnone = nil) { |obj| block } â obj or nilenum.find(ifnone = nil) â an_enumerator

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