/// <summary>
/// 刷新所有设备的位置
/// </summary>
/// <returns>本次更新在线设备数量</returns>
public static int FlushAllDeviceLocation()
{
var allconIds = _hubInfo.Select(s => s.connectionId).ToList();
if (allconIds.Count > 0)
{
var client = AllClients.Clients(allconIds);
client.uploadLocation();//向客户端发送上传位置信息事件
}
return(allconIds.Count);
}
