[rubygems/rubygems] Use a constant empty tar header to avoid extra allocations
[ruby.git] / sample / list3.rb
blob110e405cf9cc485d34ae78de58f6747c14152c68
1 # Linked list example -- short version
2 # using inspect
4 class Point
5   def initialize(x, y)
6     @x = x; @y = y
7     self
8   end
10   def inspect
11     sprintf("%d@%d", @x, @y)
12   end
13 end
15 list1 = [10, 20, Point.new(2, 3), Point.new(4, 5)]
16 list2 = [20, Point.new(4, 5), list1]
17 print("list1: ", list1.inspect, "\n")
18 print("list2: ", list2.inspect, "\n")