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ANSI Common Lisp  4 Types and Classes 4.4 Dictionary of Types and Classes
- Supertypes:
-
all types
- Description:
-
The type nil contains no objects and so is also
called the empty type.
The type nil is a subtype of every type.
No object is of type nil.
- Notes:
-
The type containing the object nil is the type null,
not the type nil.
- Allegro CL Implementation Details:
-
None.
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