 
 import flash.utils.ByteArray;
 import flash.utils.Dictionary;
+import flash.utils.getQualifiedClassName;
 
 public class StringUtil
 {

                    }
                    s += prop + "=>" + toString(obj[prop], refs);
                }
                return "Object(" + s + ")";
            }

        } else if (obj is XML) {

            return String(obj);
        }

        var isDictionary :Boolean = obj is Dictionary;
        if (obj is Array || isDictionary || Util.isPlainObject(obj)) {
            if (refs == null) {
                refs = new Dictionary();

