table of contents
SDL_toupper(3) | SDL3 FUNCTIONS | SDL_toupper(3) |
NAME¶
SDL_toupper - Convert low-ASCII English letters to uppercase.
HEADER FILE¶
Defined in SDL3/SDL_stdinc.h
SYNOPSIS¶
#include "SDL3/SDL.h"
int SDL_toupper(int x);
DESCRIPTION¶
WARNING : Regardless of system locale, this will only convert ASCII values 'a' through 'z' to uppercase.
This function returns the uppercase equivalent of x . If a character cannot be converted, or is already uppercase, this function returns x .
FUNCTION PARAMETERS¶
- x
- character value to check.
RETURN VALUE¶
Returns capitalized version of x, or x if no conversion available.
THREAD SAFETY¶
It is safe to call this function from any thread.
AVAILABILITY¶
This function is available since SDL 3.1.3.
SDL 3.1.6 | Simple Directmedia Layer |