keywordp (Function)

Syntax:

Arguments and Values:

object—an object.

generalized-boolean—a generalized boolean.

Description:

Returns true if object is a keyword₁; otherwise, returns false.

Examples:

 (keywordp 'elephant) → false
 (keywordp 12) → false
 (keywordp :test) → true
 (keywordp ':test) → true
 (keywordp nil) → false
 (keywordp :nil) → true
 (keywordp '(:test)) → false
 (keywordp "hello") → false
 (keywordp ":hello") → false
 (keywordp '&optional) → false

See Also:

constantp, keyword, symbolp, symbol-package