Convert low-ASCII English letters to uppercase.
Defined in <SDL3/SDL_stdinc.h>
x | character value to check. |
Returns Capitalized version of x, or x if no conversion available.
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
.
It is safe to call this function from any thread.
This function is available since SDL 3.0.0.