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SketchyLISP
Reference
  Copyright (C) 2006
Nils M Holm

char-lower-case?

Conformance: R5RS

Purpose: Test whether a char is a lower case character.

Arguments:
X - char

Implementation:

(define (char-lower-case? x)
  (and (char<=? #\a x)
       (char<=? x #\z)))

Example:

(char-lower-case? #\z) 
=> #t

See also:
char-upper-case?, char-alphabetic?.