swift-json解析数据类型

 let dic = NSMutableDictionary()
        dic["age"] = 20
        dic["name"] = "明月"
        dic["address"] = nil
        dic["weight"] = 1
        dic["student"] = true
        dic["list"] = ""
        
        //let array = dic["list"] as! NSArray 强行拆包会崩溃

        let list = dic["list"]
        
        if let array = list as? NSArray{//
            if array.count != 0{
               MyPrint(message: "list数组，不为空")
            }else{
               MyPrint(message: "list是空数组!")
            }
           
        }else{
            MyPrint(message: "list不是数组!")
        }
        
        let age = self.stringFromObject(object: dic["age"] as AnyObject)
//dic[AnyHashable("age")] as! String 强行拆包会崩溃
        MyPrint(message: age)
        
        let name = dic[AnyHashable("name")] as! String
        MyPrint(message: name)
        
        let weight = self.stringFromObject(object: dic["weight"] as AnyObject)
        MyPrint(message: weight)
        
        let address = self.stringFromObject(object: dic["address"] as AnyObject)
        MyPrint(message: address)
        
        let address1 = dic["address"] as? String
        MyPrint(message: address1)
        
        let student = self.stringFromObject(object: dic["student"] as AnyObject)
        
        MyPrint(message: student)
        
        var isStudent = false
        
        if student == "1" {
            isStudent = true
        }
        MyPrint(message:isStudent)
       
    }
    //Int返回值为"\(value)"、bool返回值为"0","1"
    func stringFromObject(object:AnyObject) -> String{
        var value = ""
        if let code = object as? Int{
            value = "\(code)"
        }else if let code = object as? CGFloat{
            value = "\(code)"
        }else if object is NSNull{
            value = ""
        }
        return value
    }
    
    override func viewDidAppear(_ animated: Bool) {

    }
    func arrayFromObject(object:AnyObject) -> NSArray{
        let arr = NSArray()
        //如果是类型是数组则返回数组，否则返回空数组
        if let dataArr = object as? NSArray{
            return dataArr
        }else{
            return arr
        }
    }