DOMNode
PHP Manual

DOMNode::replaceChild

(PHP 5)

DOMNode::replaceChild Replaces a child

Opis

public DOMNode DOMNode::replaceChild ( DOMNode $newnode , DOMNode $oldnode )

This function replaces the child oldnode with the passed new node. If the new node is already a child it will not be added a second time. If the replacement succeeds the old node is returned.

Parametry

newnode

The new node. It must be a member of the target document, i.e. created by one of the DOMDocument->createXXX() methods or imported in the document by DOMDocument::importNode.

oldnode

The old node.

Zwracane wartości

The old node or FALSE if an error occur.

Błędy/Wyjątki

DOM_NO_MODIFICATION_ALLOWED_ERR

Raised if this node is readonly or if the previous parent of the node being inserted is readonly.

DOM_HIERARCHY_REQUEST_ERR

Raised if this node is of a type that does not allow children of the type of the newnode node, or if the node to put in is one of this node's ancestors or this node itself.

DOM_WRONG_DOCUMENT_ERR

Raised if newnode was created from a different document than the one that created this node.

DOM_NOT_FOUND

Raised if oldnode is not a child of this node.

Zobacz też:


DOMNode
PHP Manual