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.

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

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