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----  用户登录时密码错误  (http://foxtable.com/bbs/dispbbs.asp?boardid=2&id=47668)

--  作者:1211zhu
--  发布时间:2014/3/14 14:05:00
--  用户登录时密码错误
Dim UserName As String = e.Form.Controls("用户名").Value
Dim cmd As New SQLCommand
Dim dt As DataTable
Dim dr As DataRow
cmd.C
If UserName = ""  Then
    Messagebox.show("请选择用户!","提示",MessageBoxButtons.OK,MessageBoxIcon.Information)
    Return
End If
cmd.CommandText = "Select * From {User} Where [Name] = \'" & UserName & "\'"
dt = cmd.ExecuteReader
If dt.DataRows.Count = 0 Then
    Messagebox.show("此用户不存在!","提示",MessageBoxButtons.OK,MessageBoxIcon.Information)
    Return
End If
dr = dt.DataRows(0)

If  e.Form.Controls("密码").Value = dr("Password") Then
    _UserName = UserName
    _UserGroup = dr("Groupname")
    e.Form.Close
Else
    Messagebox.show("密码错误!","提示",MessageBoxButtons.OK,MessageBoxIcon.Information)
End If


输入用户名和密码,登录时,怎么总是提示密码错误

--  作者:Bin
--  发布时间:2014/3/14 14:07:00
--  
是不是数据库里的 Password有空格.

If  e.Form.Controls("密码").Value.trim() = dr("Password").trim() Then