SketchyLISP Reference |
Copyright (C) 2006 Nils M Holm |
<<[char-ci>?] | [Index] | [char-downcase]>> |
Conformance: R5RS
Purpose: Case-insensitively test whether two chars are in lexically non-ascending order.
Arguments:
X - char
Y - char
Implementation:
(define (char-ci>=? x y) (eq? (char-ci<? x y) #f))
Example:
(char-ci>=? #\B #\b) => #t
See also:
char>=?,
char-ci<?,
char-ci=?,
char-ci>?,
char-ci<=?,
string>=?,
equal?.
<<[char-ci>?] | [Index] | [char-downcase]>> |