AS3中Object与Json字符串互相转换代码

        
<?xml version="1.0" encoding="utf-8"?>  
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" layout="absolute"  
 creationComplete="init()">  
    <mx:Script>  
        <![CDATA[  
              
            import com.adobe.serialization.json.*;  
              
              
            private var jsonStr:String;  
            private var jsonObj:Object;           
              
            private var jsonObj2:Object;  
            private var jsonStr2:String;  
              
            internal function init():void{  
                jsonStr  =  
                '{"name":"zhangsan",
                  "age":22,
                  "gender":"male"}';               
                jsonObj = new Object();  
                jsonObj = JSON.decode(jsonStr);  
                trace(jsonObj.name);  
                  
                jsonObj2 = new Object();  
                jsonObj2.firstName = "bill";  
                jsonObj2.lastName  = "Gate";      
                jsonObj2.com       = "Microsoft";  
                jsonStr2 = JSON.encode( jsonObj2 );  
                trace( jsonStr2 );       
            }  
                          
        ]]>  
    </mx:Script>  
</mx:Application>