> ## Documentation Index
> Fetch the complete documentation index at: https://docs.qu.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# validateAddress

```ts theme={null}
function validateAddress(address): void
```

Checks if the address is a valid mixed case checksummed address.

## Parameters

| Parameter | Type     | Description              |
| :-------- | :------- | :----------------------- |
| `address` | `string` | The address to validate. |

## Returns

`void`

True if the address is a valid mixed case checksummed address.

## Source

[address/checks.ts:108](https://github.com/dominant-strategies/quais.js/blob/c1c12d43f9d34c6baad2b0542bd6d0acd6fefcbf/src/address/checks.ts#L108)