null (System Class)

Class Precedence List:

null, symbol, list, sequence, t

Description:

The only object of type null is nil, which represents the empty list and can also be notated ().

See Also:

Section 2.3.4 (Symbols as Tokens), Section 2.4.1 (Left-Parenthesis), Section 22.1.3.3 (Printing Symbols)