ch>upper ( ch -- upper )
ASCII
Prev:ch>lower ( ch -- lower )
Next:>lower ( str -- lower )


Vocabulary
ascii

Inputs
cha character


Outputs
uppera character


Word description
Converts an ASCII character to upper case.

Definition
USING: kernel math ;

IN: ascii

: ch>upper ( ch -- upper ) dup letter? [ 32 - ] when ; inline