FormParameter Constructor ()

Note: This constructor is new in the .NET Framework version 2.0.

Initializes a new unnamed instance of the FormParameter class.

Namespace: System.Web.UI.WebControls
Assembly: System.Web (in system.web.dll)

public:
FormParameter ()
public FormParameter ()
public function FormParameter ()

A FormParameter object created with the FormParameter constructor is initialized with default values for all its properties. The FormField is initialized to String.Empty. Additionally, the Name property is initialized to String.Empty, the Type property is initialized to TypeCode.Object, the Direction property is initialized to Input, and the DefaultValue property is initialized to null (Nothing in Visual Basic).

No code example is currently available or this language may not be supported.
<%@Page  Language="VJ#" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<SCRIPT runat="server">

    void Page_Load(Object sender, System.EventArgs e)
    {
        // You can add a FormParameter to the AccessDataSource control's
        // SelectParameters collection programmatically.
        accessDataSource1.get_SelectParameters().Clear();

        FormParameter formParam = new FormParameter();

        formParam.set_Name("lastname");
        formParam.set_Type(System.TypeCode.String);
        formParam.set_FormField("LastNameBox");
        accessDataSource1.get_SelectParameters().Add(formParam);
    }//Page_Load
</SCRIPT>
<HTML>
  <BODY>
    <form id="Form1" runat="server">

      <asp:accessdatasource
          id="accessDataSource1"
          runat="server"
          datasourcemode="DataSet"
          datafile="Northwind.mdb"
          selectcommand="SELECT OrderID,CustomerID,OrderDate,RequiredDate,ShippedDate
          FROM Orders WHERE EmployeeID = (SELECT EmployeeID FROM Employees WHERE LastName = @lastname)">
      </asp:accessdatasource>

      <p>Enter the name "Davolio" or "King" in the text box and click the button.

      <p>
      <asp:textbox
        id="LastNameBox"
        runat="server" />

      <p>
      <asp:button
        id="Button1"
        runat="server"
        text="Get Records" />

      <p>
      <asp:gridview
          id="GridView1"
          runat="server"
          allowsorting="True"
          datasourceid="accessDataSource1">
      </asp:gridview>

    </form>
  </BODY>
</HTML>

Windows 98, Windows 2000 SP4, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see System Requirements.

.NET Framework

Supported in: 2.0

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