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

enum.inject(initial, sym) â objenum.inject(sym) â objenum.inject(initial) { |memo, obj| block } â objenum.inject { |memo,

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

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

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

enum.slice_before(pattern) â an_enumeratorenum.slice_before { |elt| bool } â an_enumeratorenum.s

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

enum.partition { |obj| block } â [ true_array, false_array ]enum.partition â an_enumerator

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

enum.to_a â array Instance Public methods Returns an array containing the

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

enum.group_by { |obj| block } â a_hashenum.group_by â an_enumerator Instance Public methods

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