Hi all,
I created an online quiz that refered to this tutorial. [Build a Quiz Engine 2]. The code for 'Next' button are like below:
Protected Sub Button1_Click(ByVal sender As Object, ByVal e As System.EventArgs) Handles Button1.Click
Try
Dim dr As System.Data.DataRowView
dr = CType(DetailsView1.DataItem, System.Data.DataRowView)
Dim a As Answer = New Answer()
a.QuestionID = dr("QuestionOrder").ToString()
a.CorrectAnswer = dr("CorrectAnswer").ToString()
a.UserAnswer = DropDownList1.SelectedValue.ToString()
Dim al As ArrayList
al = CType(Session("AnswerList"), ArrayList)
al.Add(a)
Session.Add("AnswerList", al) ...
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