ios实现图片上传，我用asi上传后服务器那边收不到数据，望指点，谢谢

[wxy1002075730]

ASIFormDataRequest *request = ;
;

   UIImage *image = ;

   NSData *data2 = UIImagePNGRepresentation(image);

   ;

   request.delegate = self;

   ;

   ;