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XmlAttribute.ReplaceChild Method

Replaces the child node specified with the new child node specified.

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

public override XmlNode ReplaceChild (
	XmlNode newChild,
	XmlNode oldChild
public XmlNode ReplaceChild (
	XmlNode newChild, 
	XmlNode oldChild
public override function ReplaceChild (
	newChild : XmlNode, 
	oldChild : XmlNode
) : XmlNode
Not applicable.



The new child XmlNode.


The XmlNode to replace.

Return Value

The XmlNode replaced.

Exception typeCondition


This node is of a type that does not allow child nodes of the type of the newChild node.

The newChild is an ancestor of this node.


The newChild was created from a different document than the one that created this node.

This node is read-only.

The oldChild is not a child of this node.

If the newChild is already in the tree, it is first removed.

If the newChild was created from another document, you can use XmlDocument.ImportNode to import the node to the current document.

For an example of the ReplaceChild method, see the ReplaceChild method.

Windows 98, Windows Server 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0, 2.0, 1.1, 1.0

.NET Compact Framework

Supported in: 2.0, 1.0

XNA Framework

Supported in: 1.0