Export (0) Print
Expand All

TemplateControl.Eval Method (String)

Evaluates a data-binding expression.

Namespace:  System.Web.UI
Assembly:  System.Web (in System.Web.dll)

protected internal Object Eval(
	string expression
)

Parameters

expression
Type: System.String
The navigation path from the container to the public property value to place in the bound control property.

Return Value

Type: System.Object
An object that results from the evaluation of the data-binding expression.

ExceptionCondition
InvalidOperationException

The data-binding method can be used only for controls contained on a Page.

ArgumentNullException

expression is null.

- or -

expression is an empty string ("").

The value of expression must evaluate to a public property.

The Eval method calls the DataBinder.Eval method using the GetDataItem method to resolve the object reference that the expression is evaluated against.

.NET Framework

Supported in: 4, 3.5, 3.0, 2.0

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

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

Community Additions

ADD
Show:
© 2014 Microsoft