var mydb:Array = new Array([],[],[])
var guidedb:ArrayCollection = new ArrayCollection(mydb);
2
var mydb:ArrayCollection = new ArrayCollection ([],[],[])
var guidedb:Array = mydb.source;
var guidedb:ArrayCollection = new ArrayCollection(mydb);
2
var mydb:ArrayCollection = new ArrayCollection ([],[],[])
var guidedb:Array = mydb.source;