SearchExpression.DataFields Property

Definition

Namespace:

System.Web.UI.WebControls.Expressions

Assembly:

System.Web.Extensions.dll

Gets or sets a single field or a comma-separated list of fields to search.

public:
 property System::String ^ DataFields { System::String ^ get(); void set(System::String ^ value); };

public string DataFields { get; set; }

member this.DataFields : string with get, set

Public Property DataFields As String

Property Value

String

The field or fields to search.

Exceptions

InvalidOperationException

The DataFields property is null.

Examples

The following example shows how to search the Name and the ProductNumber data fields in the Products table of the AdventureWorks database for products that have names that start with a specified string. This code example is part of a larger example provided in Walkthrough: Filtering Data in a Web Page Using Declarative Syntax.

<asp:SearchExpression SearchType="StartsWith"   
      DataFields="Name","ProductNumber" >  
  <asp:ControlParameter ControlID="SearchTextBox" />  
</asp:SearchExpression>  

Remarks

The SearchExpression class performs the search in one or more data fields in the specified table. At least one data field must be specified in the SearchExpression instance. If you specify more than one data field, separate the fields by using a comma.