Apropos

keywordpFunction

    Syntax

    keywordp object generalized-boolean

    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