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| ANSI Common Lisp 13 Characters 13.2 Dictionary of Characters
13.2.8 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 #\\alfa is a defined character.
       (alpha-char-p #\\alfa)  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 Allegro CL Implementation Details: None.

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