var ary:Array = [ { key1:"dog", key2:"1997"} , { key1:"cat", key2:"2007"} ]
for (var i:int = 0 ; i < ary.length ; i++){
for each (var a:String in ary[i]){
trace(a)
}
}
for (var i:int = 0 ; i < ary.length ; i++){
trace(ary[i].key1)
trace(ary[i].key2)
}