_dt = New DataTable("Tab1")
        _dt.Columns.Add("col1", GetType(System.String))
        _dt.Columns.Add("col2", GetType(System.Int32))
 
        Dim dr As DataRow
 
        dr = _dt.NewRow() ' neue Row anlegen
        dr(0) = "abc"
        dr(1) = 22
        _dt.Rows.Add(dr) 'neue Row einfügen

param(0) = "Test"

Those people who think they know everything are a great annoyance to those of us who do - Isaac Asimov