How can we pass a parameter from main report to subreport in crystal reports XI

How can we pass a parameter from the main report to a subreport in Crystal Reports XI? I have a parameter in the main report. Now, I want to pass the same parameter to subreports. Please help me.

How do you pass parameters in Crystal Reports?

You can pass parameter values to a crystal report programmatically using ReportDocument. DataDefinition. ParameterFields member, which represents a collection of parameters associated with a report. Before you use ParameterFields, you must import CrystalReport.

How do you access Subreport Field in main report?

Open the main report in design view. Right-click the edge of the subform control, and choose Properties. Check the Name of the subreport control (on the Other tab of the Properties box.)

Right-click on the subreport object and choose Change SubReport Links, then select how the parameter is to be used by the subreport.

Subreport linking of paramters