first = "A"
second = "B"
third = String.new(str="A")

areEqual1 = first == second
# areEqual1 is false

areNotEqual = first != second
# areNotEqual is true

areEqual2 = first == third
# areEqual2 is true

moreThan = first > second
# moreThan is false

compare1 = first <=> second
# compare1 is -1

compare2 = first <=> third
# compare2 is 0

puts "areEqual1 is #{areEqual1}"
puts "areNotEqual is #{areNotEqual}"
puts "areEqual2 is #{areEqual2}"
puts "moreThan is #{moreThan}"
puts "compare1 is #{compare1}"
puts "compare2 is #{compare2}"