/// <summary>
/// 获取符合条件的前N条广告信息
/// </summary>
/// <param name="appChannel">应用渠道标识码</param>
/// <param name="schoolId">学校编号</param>
/// <param name="topCount">获取的最大广告数量</param>
/// <returns>符合条件的前N条广告信息</returns>
public static IEnumerable <AdvertDetail> GetTopAdverts(string appChannel, int schoolId, int topCount)
{
return(ExtendData.GetTopAdverts(appChannel, schoolId, topCount));
}
