class About_Pos

Constants

No_Next
No_Prev

Public Class Methods

Back(arr) { |v, i, m| ... } click to toggle source

# File lib/about_pos.rb, line 38
def Back arr
  if block_given?
    Back(arr).each { |v,i,m| yield v, i, m }
  else
    Enum.new(:back, arr)
  end
end

Forward(arr) { |v, i, m| ... } click to toggle source

# File lib/about_pos.rb, line 46
def Forward arr
  if block_given?
    Forward(arr).each { |v,i,m| yield v, i, m }
  else
    Enum.new(:forward, arr)
  end
end