main.vb

强大的教务考勤系统数据库

Module Main
    Public constr As String = "uid=sa;pwd=;database=systemdb;server="
    Public mycon As New System.Data.SqlClient.SqlConnection(constr)
    Public operid, opername, operiden, passwd As String

    Sub main()
        Try
            mycon.Open()
        Catch ex As Exception
            MsgBox("数据库连接失败！" & ex.ToString, , "")
            Exit Sub
        End Try

        Dim ps As New PasswdWin
        ps.StartPosition = FormStartPosition.CenterScreen
        ps.ShowDialog()
        If (ps.getStat = True) Then
            Application.Run(New MainWin)
            mycon.Close()
        End If
    End Sub

    Public Function ISValidUid(ByVal Uid As String) As Boolean
        Return Regex.IsMatch(Uid, "^[0-9]+$")
    End Function
End Module