Report if a character is blank (a space or tab).
Defined in <SDL3/SDL_stdinc.h>
int SDL_isblank(int x);
int | x | character value to check. |
(int) Returns non-zero if x falls within the character class, zero otherwise.
WARNING: Regardless of system locale, this will only treat ASCII values 0x20 (space) or 0x9 (tab) as true.
It is safe to call this function from any thread.
This function is available since SDL 3.1.3.