This functions appends a child to an existing list of children or creates
a new list of children. The child can be created with e.g. DOMDocument::createElement, DOMDocument::createTextNode etc. or simply by using
any other node.
Parameters
newnode
The appended child.
Return Values
The node added.
Errors/Exceptions
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
append 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.
Examples
The following example will add a new element node to a fresh document.