private void Page_Load(object sender, System.EventArgs e) { System.Web.UI.HtmlControls.HtmlForm frm = (HtmlForm)FindControl("Form1"); GHTTestBegin(frm); GHTSubTestBegin("ValidationPropertyAttribute inherited into Custom Control"); try { MyTextBox2 myTextBox2 = new MyTextBox2(); myTextBox2.ID = "MyTextBox2"; GHTActiveSubTest.Controls.Add(myTextBox2); MyControl MyControl1 = new MyControl(); GHTActiveSubTest.Controls.Add(MyControl1); RegularExpressionValidator1.ControlToValidate = "MyTextBox2"; GHTSubTestAddResult(GHTActiveSubTest.ID); } catch (Exception ex) { GHTSubTestUnexpectedExceptionCaught(ex); } GHTSubTestEnd(); GHTTestEnd(); }