Upload addData 不能加 int

        var server="your serever address";  

    var task=plus.uploader.createUpload(server,  
        {method:"POST"},  
        function(t,status){ //上传完成  
            alert(JSON.stringify(t));  
            alert(status);  
            if(status==200){  

            }else{  

            }  
        }  
    );  
    for(var key in filedata){  

        if(task.addData(key,filedata[key])){  
            alert(key+","+filedata[key]);  
        }else{  
            alert(key+",error,"+filedata[key]);  
        }  
    }  

    task.addFile(filedata.filepath,{key:filedata.filename});  
    task.start();