Texas Instruments TMS34010 Reference Guide

Convert Case
tolower/toupper
Syntax
Defined in
Description
#include <ctype.h>
int to!ower(c)
char Ci
int toupper(c)
char Ci
tolower. c in rts. src
toupper. c in rts. src
Two functions convert the case of a single alphabetic character, c, to upper
or
lower case:
• The tolower function converts an uppercase argument to lowercase.
If c is already in lowercase, to lower returns it unchanged.
• The toupper function converts a lowercase argument to uppercase.
If c is already in uppercase, toupper returns it unchanged.
The functions have macro
equivalents named -tolower and -toupper.
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Texas Instruments TMS34010 Specifications

General

Brand	Texas Instruments
Model	TMS34010
Category	Computer Hardware
Language	English