# SDL_PRISZX A printf-formatting string for an `size_t` value as upper-case hexadecimal. ## Header File Defined in [](https://github.com/libsdl-org/SDL/blob/main/include/SDL3/SDL_stdinc.h) ## Syntax ```c #define SDL_PRISZX SDL_PRISZ_PREFIX "X" ``` ## Remarks Use it like this: ```c SDL_Log("There are %" SDL_PRISZX " bottles of beer on the wall.", bottles); ``` ## Version This macro is available since SDL 3.6.0. ---- [CategoryAPI](CategoryAPI), [CategoryAPIMacro](CategoryAPIMacro), [CategoryStdinc](CategoryStdinc)