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

# extractRouting

> The primary API for deposit routing.

`extractRouting` is the core function of the library. It reconciles an address and memo into a canonical routing result.

## Function Signatures

<CodeGroup>
  ```typescript TypeScript theme={null}
  function extractRouting(input: RoutingInput): RoutingResult
  ```

  ```go Go theme={null}
  func ExtractRouting(input RoutingInput) RoutingResult
  ```

  ```dart Dart theme={null}
  RoutingResult extractRouting(RoutingInput input)
  ```
</CodeGroup>

## Input: `RoutingInput`

| Field       | Type     | Description                                   |
| ----------- | -------- | --------------------------------------------- |
| `address`   | `string` | The destination address (G, M, or C).         |
| `memoType`  | `string` | (Optional) `ID`, `TEXT`, `HASH`, or `RETURN`. |
| `memoValue` | `string` | (Optional) The raw memo value.                |

## Output: `RoutingResult`

| Field              | Type        | Description                                |
| ------------------ | ----------- | ------------------------------------------ |
| `address`          | `string`    | The canonical base G-address.              |
| `routingId`        | `string`    | The extracted 64-bit ID (or empty string). |
| `warnings`         | `Warning[]` | List of warnings encountered.              |
| `destinationError` | `string`    | Error code if the destination is invalid.  |