HtmlTextWriter::IsAttributeDefined Method (HtmlTextWriterAttribute, String^%)
.NET Framework (current version)
Determines whether the specified markup attribute and its value are rendered during the next call to the RenderBeginTag method.
Assembly: System.Web (in System.Web.dll)
protected: bool IsAttributeDefined( HtmlTextWriterAttribute key, [OutAttribute] 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::Booleantrue 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
Available since 1.1
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