CLCS
Function

standard-char-p

standard-char-p charactergeneralized-boolean

Arguments and Values

charactera character.
generalized-booleana generalized boolean.

Description

Returns true if character is of type standard-char; otherwise, returns false.

Examples

 (standard-char-p #\Space) ⇒  true
 (standard-char-p #\~) ⇒  true
 ;; This next example presupposes an implementation
 ;; in which #\Bell is a defined character.
 (standard-char-p #\Bell) ⇒  false

Exceptional Situations

Should signal an error of type type-error if character is not a character.