method

new

v1_9_1_378 - Show latest stable - Class: Set

new(enum = nil)

public

Creates a new set containing the elements of the given enumerable object.

If a block is given, the elements of enum are preprocessed by the given block.

# File lib/set.rb, line 67
  def initialize(enum = nil, &block) # :yields: o
    @hash ||= Hash.new

    enum.nil? and return

    if block
      enum.each { |o| add(block[o]) }
    else
      merge(enum)
    end
  end

new

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