• standard-char-p character → generalized-boolean

• character - a character.
• generalized-boolean - a generalized boolean.

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

(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

None.

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

None.

None.