HtmlTextWriter.IsAttributeDefined Method (HtmlTextWriterAttribute, String)

 

Determines whether the specified markup attribute and its value are rendered during the next call to the RenderBeginTag method.

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

protected bool IsAttributeDefined(
	HtmlTextWriterAttribute key,
	out string value
)

Parameters

key
Type: System.Web.UI.HtmlTextWriterAttribute

The HtmlTextWriterAttribute associated with the markup attribute.

value
Type: System.String

The value assigned to the attribute.

Return Value

Type: System.Boolean

true if the attribute is rendered during the next call to the RenderBeginTag method; otherwise, false.

If the IsAttributeDefined method returns true, the value to be assigned to the HtmlTextWriterAttribute object is returned in the value parameter.

.NET Framework
Available since 1.1
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