Contents

#! /usr/bin/env ruby
# coding: utf-8

#
#
#
class Array
  # Return sorted array of indices which a block returns true.
  def select_indices
    results = []
    each_with_index { |item, index|
      results << index if yield(item)
    }
    return results
  end

end

Version data entries

8 entries across 8 versions & 1 rubygems

Version	Path
builtinextension-0.1.4	lib/array/selectindices.rb
builtinextension-0.1.3	lib/array/selectindices.rb
builtinextension-0.1.2	lib/array/selectindices.rb
builtinextension-0.1.1	lib/array/selectindices.rb
builtinextension-0.1.0	lib/array/selectindices.rb
builtinextension-0.0.5	lib/array_select_indices.rb
builtinextension-0.0.4	lib/array_select_indices.rb
builtinextension-0.0.3	lib/array_select_indices.rb