CommonCallbackFun
Introduction
Common async value callback
Returned template
CommonCallbackFun = void Function(code: number, desc: string, json_param: string, user_data?: any)
Return value details
| name | type | description |
|---|---|---|
| code | number | Result error code: Error Codes |
| desc | string | The description of the error. |
| json_param | string | Callback returned data |
| user_data | any | User-defined data transfered by ImSDK without any processing |