alpha-char-p
alpha-char-p Function
Syntax:
alpha-char-p character → generalized-boolean
Arguments and Values:
character—a character .
generalized-boolean—a generalized boolean.
Description:
Returns true if character is an alphabetic1 character ; otherwise, returns false.
Examples:
(alpha-char-p #\a) → true
(alpha-char-p #\5) → false
(alpha-char-p #\Newline) → false
;; This next example presupposes an implementation
;; in which #\*α* is a defined character.
(alpha-char-p #\*α*) → implementation-dependent
Affected By:
None. (In particular, the results of this predicate are independent of any special syntax which might have been enabled in the current readtable.)
Exceptional Situations:
Should signal an error of type type-error if character is not a character .
See Also:
alphanumericp, Section 13.1.10 (Documentation of Implementation-Defined Scripts)
Expanded Reference: alpha-char-p
tip
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(alpha-char-p )