how to set parameter to crystal report in code

hey..

1 : Go to field Explorer >> right click on Parameter field >> new

2 : Give Proper name and datatype for eg. name:S_DATE datetype:DateTime

3 : declare DateTime variable eg. DateTime A_DATE and now pass it like this

4 : ReportDocument crystalReport = new CrystalDecisions.CrystalReports.Engine.ReportDocument();

5 : crystalReport.Load(Server.MapPath("filename.rpt";));

6 : crystalReport.SetDatabaseLogon("UserName";"Password";"ServerName";"DataBase name");

7 : crystalReport1.SetParameterValue("S_DATE", A_DATE);

hope this help u