.SelectedItem.Text == "TRUE") if (bool.TryParse(RadioButtonList12== "FALSE") if (bool.TryParse(RadioButtonList3.SelectedItem.Text.SelectedItem.Text== "TRU
我有一个RadioButtonList和一个提交按钮的网页表格。当我单击带有空RadioButtonList值的submit按钮(即没有从RadioButtonList中选择任何内容)时,将得到一个异常:
{
SqlCommand sqlcmd1 = new SqlCommand("update TEST1 set Your_Answer=NULL where Question='1
认为这是我忽略的简单事情,但我已经评论了很多其他帖子,但都没有成功:<asp:RadioButtonList ID="RadioButtonList1" runat=frmSendEmail.FindControl("RadioButtonList1")
if (temp_radio.SelectedItem.TextISNULL(FirstName,