---
title: "hash(into:)"
framework: adattributionkit
role: symbol
role_heading: Instance Method
path: "adattributionkit/appimpression/hash(into:)"
---

# hash(into:)

A function that hashes the essential components of the value by passing them into the hasher.

## Declaration

```swift
func hash(into hasher: inout Hasher)
```

## Parameters

- `hasher`: The hasher to use when combining the components.

## See Also

### Comparing and hashing ad impressions

- [==(_:_:)](adattributionkit/appimpression/==(_:_:).md)