Using Crystal Report For Windows Application by Using Data Set for Data

I,m Using Crystal Report in Windows Application and In this I 开发者_开发知识库Created a Data Set to fetch Data from the Database but I Don't Know How to Pass parameter in Data Set.... Any One can Tell me that How to Pass Parameter to Data Set for Using it in Crystal Report.

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The key is to fill in the data into the sub-reports.

foreach (ReportDocument subDoc in Report.Subreports)
{
     subDoc.SetDataSource(ReportDataSet);
}