如果我的登录界面中 username 框是 文本框 而不是 组合框 请问一下公式该如何修改
Dim cmd As New SQLCommand
Dim dt As DataTable
Dim cmb As WinForm.ComboBox = e.Form.Controls("UserName")
cmd.ConnectionName = "User"
cmd.CommandText = "SELECT DISTINCT Name From {Users}"
dt = cmd.ExecuteReader()
For Each dr As DataRow In dt.Datarows
cmb.Items.Add(dr("Name"))
Next
cmb.SelectedIndex = 0
[此贴子已经被作者于2014-6-3 12:16:12编辑过]