# SDL_SensorID

This is a unique ID for a sensor for the time it is connected to the system, and is never reused for the lifetime of the application.

## Header File

Defined in [<SDL3/SDL_sensor.h>](https://github.com/libsdl-org/SDL/blob/main/include/SDL3/SDL_sensor.h)

## Syntax

```c
typedef Uint32 SDL_SensorID;
```

## Remarks

The value 0 is an invalid ID.

## Version

This datatype is available since SDL 3.2.0.

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[CategoryAPI](CategoryAPI), [CategoryAPIDatatype](CategoryAPIDatatype), [CategorySensor](CategorySensor)