(This is the documentation for SDL3, which is under heavy development and the API is changing! SDL2 is the current stable version!)![](/static_files/link.svg)
SDL_WindowID
This is a unique ID for a window.
Defined in <SDL3/SDL_video.h>
Syntax![](/static_files/link.svg)
typedef Uint32 SDL_WindowID;
The value 0 is an invalid ID.
Version![](/static_files/link.svg)
This datatype is available since SDL 3.0.0.
CategoryAPI, CategoryAPIDatatype, CategoryVideo