4 The COMMON-LISP Package
characterp
Function
- Summary
- Tests is an object is a character or character repertoire.
- Package
common-lisp- Signature
characterp object &optional repertoire => bool- Arguments
-
- object
The object to be tested.
- repertoire
A character repertoire.
- Values
-
- bool
tif object is a character (or character repertoire, if repertoire is given);nilotherwise.
- Description
- This is the predicate for characters (when repertoire is not given), or character repertoires.
- See also
- Example
CL-USER 234 > (characterp #\a :ascii) T