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Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
Dim sqlcmd As New SqlCommand
Dim sqlDr As SqlDataReader
Using con As New SqlConnection(My.Settings.JZZF_WGXT_DB)
con.Open()
sqlcmd.Connection = con
sqlcmd.CommandText = "select * from User where gyh='" & Trim(TextBox1.Text) & "' and mm ='" & Trim(TextBox2.Text) & "'"
WriteLog(sqlcmd.CommandText)
sqlDr = sqlcmd.ExecuteReader()
If sqlDr.HasRows Then
If sqlDr.Read Then
Frm_YWCL.Show()
Else
MsgBox("用户名密码错误!")
End If
End If
con.Close()
End Using