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# NELoginCallback

**negdkcc**

***

negdkcc / NELoginCallback

## Type Alias: NELoginCallback()

> **NELoginCallback** = (`error`, `data`) => `void`

Defined in: [interface/INEGdk.ts:22](https://github.com/EternalsGame/universal-sdk/blob/7b1076b6b36dd7c5b65f4a2f518d40773314a555/gdk/cocos-creator/assets/negdk/scripts/interface/INEGdk.ts#L22)

Callback function used for login operations.

### Parameters

#### error

`number`

The error code returned during login (0 for success, non-zero for failure).

#### data

The login data, or null if the login failed.

`NELoginData` | `null`

### Returns

`void`