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public abstract void getUltraGroupMessageCountByTimeRange(String targetId, Array<String> channelIds, long startTime, long endTime, IRongCoreCallback.ResultCallback<Integer> callback)
Retrieves the number of messages within a specified time range for a given ultra group. If the channel_id_list is empty, it retrieves the message count for all channel IDs.
Since
5.6.4
Parameters
target
The conversation ID
channel
The list of channel IDs
start
The start time
end
The end time
callback
The callback result