how to create a singleton with Io

02 May 2010 10:52
rl@bloodandguts:~/github/io$ io
Io 20090105
Io> Highlander := Object clone
==>  Highlander_0x1957db0:
  type             = "Highlander"

Io> Highlander clone := Highlander
==>  Highlander_0x1957db0:
  clone            = Highlander_0x1957db0
  type             = "Highlander"

Io> h := Highlander clone
==>  Highlander_0x1957db0:
  clone            = Highlander_0x1957db0
  type             = "Highlander"

Io> h type
==> Highlander
Io> h
==>  Highlander_0x1957db0:
  clone            = Highlander_0x1957db0
  type             = "Highlander"

Io>