Public Overloads Function GetString( _
   ByVal i As Integer _
) As String

public string GetString( 
   int i
)

using (CsvReader r = new CsvReader(new StringReader(CSV_DOC1)))
{
    r.Read();
    Assert.AreEqual("1a", r["f1"]);
    Assert.AreEqual("1b", r[1]);
    Assert.AreEqual("1c", r.GetString(2));
    Assert.AreEqual("1c", r.GetValues()[2]);
}

Using r As New CsvReader(New StringReader(CSV_DOC1))
    r.Read()
    Assert.AreEqual("1a", r("f1"))
    Assert.AreEqual("1b", r(1))
    Assert.AreEqual("1c", r.GetString(2))
    Assert.AreEqual("1c", r.GetValues()(2))
End Using