Null - language feature

Example from 1 languages: Jule

nil

Example from 1 languages: Speedie

|| msg = message()
while
 if msg != nil
  "msg exists"
   else
  "empty"
  return
 msg = nil

Example from 1 languages: Aardvark

`null`

Example from 1 languages: Ion

null

Languages with Null include C3, Jule, Speedie, Aardvark, Ion

View all concepts with or missing a hasNull measurement