Method: Liste#popb

Defined in:
lib/prct06/list.rb

#popb ⇒ Object 



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# File 'lib/prct06/list.rb', line 84

def popb()
  if size > 0
    a = @head.value
    @size -= 1
    @head = @head.next
    if size > 0
      @head.prev = nil
    else
      @head = nil
    end
  else
    puts "No elements"
  end
  return a.to_s
end