# Returns the range from 0 to `self-1`.
	#
	#     assert 3.times == [0..3[
	#     assert 10.times == [0..10[
	#     assert ((-1).times).is_empty
	#
	# This can be usefull for loops:
	#
	#    var s = new Array[String]
	#    for i in 3.times do s.add "cool"
	#    assert s.join(" ") == "cool cool cool"
	fun times: Range[Int] do return [0 .. self[