[ActionScript 3.0] 根据xml属性查找相应xml节点，递归函数。

 

import flash.net.URLLoader;
import flash.net.URLRequest;
import flash.events.Event;

var xml:XML;
var ldr:URLLoader = new URLLoader(new URLRequest("D:/SCMIS - 天津非春节版/Program/Config/menu.xml"));
ldr.addEventListener(Event.COMPLETE,onLoaded);
function onLoaded(e:Event):void
{
    xml = XML(e.target.data);
    trace(search(xml,"btnCharm"));
}

function searchXMLByName(name:String,args:String=""):XML
{
    return search(xml,name);
}
function search(xml:XML,name:String):XML
{
    var len:int = xml.menu.length();

    for (var i:int = 0; i<len; i++)
    {
        if (xml.menu[i].@name == name)
        {
            return XML(xml.menu[i]);
        }
    }

    for (i= 0; i<len; i++)
    {
        if (xml.menu[i].menu.length() > 1)
        {
            var newXML:XML = search(XML(xml.menu[i]),name);
            if (newXML==null)
            {
                continue;
            }
            else
            {
                return newXML;
            }
        }
    }

    return null;
}