FormParameter Constructor (String, TypeCode, String)

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

Initializes a new named and strongly typed instance of the FormParameter class, using the specified string to identify which form variable to bind to.

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

public:
FormParameter (
	String^ name, 
	TypeCode type, 
	String^ formField
)
public FormParameter (
	String name, 
	TypeCode type, 
	String formField
)
public function FormParameter (
	name : String, 
	type : TypeCode, 
	formField : String
)

Parameters

name

The name of the parameter.

type

The type that the parameter represents. The default is Object.

formField

The name of the form variable that the parameter object is bound to. The default is Empty.

A FormParameter object created with the FormParameter constructor is initialized with the specified parameter name, Type, and string that identifies the form variable that the parameter binds to. Only the Direction and ConvertEmptyStringToNull properties are initialized with default values.

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("lastname", 
            System.TypeCode.String, "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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