/// <summary>
/// 导出Excel（用于Web）
/// </summary>
/// <param name="dataSet">数据集,DataSetName="产出物名称"</param>
/// <param name="stream">流</param>
public static void ExportForBS(DataSet dataSet, Stream stream)
{
ProductRule productRule = GetProductRule(dataSet.DataSetName, true);
ProductWriter writer = ProductWriter.NewInstance(productRule, dataSet);
writer.Export(stream);
}
/// <summary>
/// 导出Excel
/// </summary>
/// <param name="dataSet">数据集,DataSetName="产出物名称"</param>
/// <param name="exportfile">绝对路径;导出文件名</param>
public static void Export(DataSet dataSet, string exportfile)
{
ProductRule productRule = _config.GetRules(dataSet.DataSetName, true);
MatchExcelVersion(productRule, ref exportfile);
ProductWriter writer = ProductWriter.NewInstance(productRule, dataSet);
writer.Export(exportfile);
}