XmlNodeChangedEventArgs.OldValue Property


Gets the original value of the node.

Namespace:   System.Xml
Assembly:  System.Xml (in System.Xml.dll)

public string OldValue { get; }

Property Value

Type: System.String

The original value of the node. This property returns null if the node is neither an attribute nor a text node, or if the node is being inserted.

If called in a NodeChanging event, OldValue returns the current value of the node that will be replaced if the change is successful. If called in a NodeChanged event, OldValue returns the value of node prior to the change.

Universal Windows Platform
Available since 10
.NET Framework
Available since 2.0
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