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ANSI Common Lisp  3 Evaluation and Compilation 3.8 Dictionary Evaluation and Compilation
| 3.8.29 special-operator-p |
Function |
- Syntax:
-
special-operator-p
symbol
 generalized-boolean
- Arguments and Values:
-
symbol - a symbol.
generalized-boolean - a generalized boolean.
- Description:
-
Returns true if symbol is a special operator; otherwise, returns false.
- Examples:
-
(special-operator-p 'if) true
(special-operator-p 'car) false
(special-operator-p 'one) false
- Exceptional Situations:
-
Should signal type-error if its argument is not a symbol.
- Notes:
-
Historically, this function was called special-form-p. The name was
finally declared a misnomer and changed, since it returned true for
special operators, not special forms.
- Allegro CL Implementation Details:
-
None.
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