SetGroupCounterChangedCallback
introduction
Set Group Counter Changed Callback
When the counter of a joined group is modified, the current changed group counter is returned (all members of the group will receive it)
Parameter details
| Parameter name | Parameter type | Required | Description |
|---|---|---|---|
| callback | GroupCounterChangedCallback | yes | GroupCounterChangedCallback |
Returned template
void
The parameters of the callback function after successfully calling the API：
group_id:string
group_counter_key:string
group_counter_new_value:ulong
user_data:string