char-upcase

Type:	-	function (subr)
Source:	-	xlstr.c

Syntax

(char-upcase char)

char - a character expression
returns - the upper case character

Description

The 'char-upcase' function converts the 'char' expression to upper case. The upper case equivalent of 'char' is returned. If the 'char' is not alphabetic ['a' thru 'z' or 'A' thru 'Z'], the character is returned unchanged.

Examples

(char-upcase #\0)   ; returns #\0
(char-upcase #\A)   ; returns #\A
(char-upcase #\a)   ; returns #\A
(char-upcase #\[)   ; returns #\[
(char-upcase #\+)   ; returns #\+

See the char-upcase function in the XLISP 2.0 manual.

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