كيفية ارسال بارمترات الى التقارير

first u have to build a new formula (name it -nFormula-) in ur CR, then when u call the CR from ur app write this line of code:

Dim myRep as new rptMain 'rptMain is the crystal object

myRep.DataDifinition("nFormula").text= Textbox1.Text 'for example