数据模型classdataImage{varuserId:Stringvarvalue:Doublevarphoto:UIImage?varcroppedPhoto:UIImage?init(userId:String,value:Double,photo:UIImage?,croppedPhoto:UIImage?){self.userId=userIdself.value=valueself.photo=photoself.photo=croppedPhoto}}ViewControllervarphotos=[DKAsset]()//imagesourcevardatas=[da

数据模型classdataImage{varuserId:Stringvarvalue:Doublevarphoto:UIImage?varcroppedPhoto:UIImage?init(userId:String,value:Double,photo:UIImage?,croppedPhoto:UIImage?){self.userId=userIdself.value=valueself.photo=photoself.photo=croppedPhoto}}ViewControllervarphotos=[DKAsset]()//imagesourcevardatas=[da