Firstchild (Xmlnode.firstchild Property) - MACROMEDIA FLASH 8-FLASH LITE 2.X ACTIONSCRIPT LANGUAGE Reference

// insert the clone node into rootNode between the middle and youngest nodes
rootNode.insertBefore(middle2, youngest);
trace(rootNode);
// output (with line breaks added):
// <rootNode>
// <oldest />
// <middle />
// <middle />
// <youngest />
// </rootNode>
// create a copy of rootNode using cloneNode() to demonstrate a deep copy
var rootClone:XMLNode = rootNode.cloneNode(true);
// insert the clone, which contains all child nodes, to rootNode
rootNode.appendChild(rootClone);
trace(rootNode);
// output (with line breaks added):
// <rootNode>
// <oldest />
// <middle />
// <middle />
// <youngest />
// <rootNode>
// <oldest />
// <middle />
// <middle />
// <youngest />
// </rootNode>
// </rootNode>

firstChild (XMLNode.firstChild property)

public firstChild : XMLNode [read-only]
Evaluates the specified XML object and references the first child in the parent node's child
list. This property is if the node does not have children. This property is if
null undefined
the node is a text node. This is a read-only property and cannot be used to manipulate child
nodes; use the , , and methods to
appendChild() insertBefore() removeNode()
manipulate child nodes.
Availability: ActionScript 1.0; Flash Lite 2.0
XMLNode 745