NAME¶

SDL_strupr - Convert a string to uppercase.

HEADER FILE¶

Defined in SDL3/SDL_stdinc.h

SYNOPSIS¶

#include "SDL3/SDL.h"

char * SDL_strupr(char *str);

DESCRIPTION¶

WARNING : Regardless of system locale, this will only convert ASCII values 'A' through 'Z' to uppercase.

This function operates on a null-terminated string of bytes--even if it is malformed UTF-8!--and converts ASCII characters 'a' through 'z' to their uppercase equivalents in-place, returning the original str pointer.

FUNCTION PARAMETERS¶

str

the string to convert in-place. Can not be NULL.

RETURN VALUE¶

Returns the str pointer passed into this function.

THREAD SAFETY¶

It is safe to call this function from any thread.

AVAILABILITY¶

This function is available since SDL 3.1.3.

SEE ALSO¶

•(3), SDL_strlwr(3)