---
title: device_detection
summary: The device data associated with a particular User-Agent string.
url: https://www.fastly.com/documentation/reference/compute/sdks/cpp/fastly/device_detection/
---

**Kind:** Module  
**Package:** compute-sdk-cpp 0.7.0  
**Path:** `fastly::device_detection`

The device data associated with a particular User-Agent string.

## Classes

| Name | Summary |
| --- | --- |
| [Device](https://www.fastly.com/documentation/reference/compute/sdks/cpp/fastly/device_detection/class.Device/) | The device data associated with a particular User-Agent string. |

## Functions

| Name | Summary |
| --- | --- |
| [lookup](https://www.fastly.com/documentation/reference/compute/sdks/cpp/fastly/device_detection/fn.lookup/) | Look up the data associated with a particular User-Agent string. |