# __*__ coding: utf-8 __*__ # __author__ = "David.z" # dict ={ # 1:{"name":"alex", # "role":"terrorist", # "weapon":"C33", # "life_value":"100", # "money":15000,}, # 1:{"name":"alex", # "role":"terrorist", # "weapon":"C33", # "life_value":"100", # "money":15000,}, # 2:{"name":"tom", # "role":"terrorist", # "weapon":"B25", # "life_value":"100", # "money":15000,}, # 3:{"name":"jack", # "role":"police", # "weapon":"B51", # "life_value":"100", # "money":15000,}, # 4:{"name":"lily", # "role":"police", # "weapon":"G31", # "life_value":"100", # "money":15000,}, # } # print(dict[1]) # print(dict[2]) # print(dict[3]) # print(dict[4]) class Role(object): n=123 n_list=[] def __init__(self,name,role,weapon,life_value=100,money=15000): #构造函数 #在实例化时做一些类的初始化的工作 self.name = name self.role = role self.weapon = weapon self.__life_value = life_value#这个是一个私有属性,如果要调用,需要在里面在加一个方法调用,如def show_status() self.money = money def __del__(self): pass #print("%s彻底死了。。。"%self.name) def show_status(self): #这里就是我在调用私有属性,同理,如果要用私有方法,也是加__ print("name:%s weapon:%s life_value:%s"%(self.name, self.weapon, self.__life_value )) return "hello" def shot(self): print("%s shooting..."%self.name) def got_shot(self): print("ah...,%s got shot..."%self.name) def buy_gun(self,gun_name): print("%s just bought %s"%(self.name,gun_name)) r1 = Role('Alex',"police",'AK47') #实例化,(初始化一个类,造了一个对象) r1.n="r1变量改了" r1.n_list.append("r1添加") r2 = Role('Jack',"terrorist",'B22') #生成一个角色 r2.n="r2变量改了" Role.n = "类变量改了" r2.n_list.append("r2添加") print(r1.show_status()) # print(Role.n,r1.got_shot(),r1.n) # print("类:",Role.n_list) # print("r1:",r1.n_list) # print("r2:",r2.n_list) # print(Role.n,r2.buy_gun("狙击"),r2.n)
今天开始学习面向对象和面向过程的两种编程方式。
其实我们之前开始写的脚本类的编程,都可以叫做面向对象的编程。
那么什么面向对象,借用Alex的话,世间万物都有是有类可以分的。这里我们就引出了类。
面向对象包括:对象、封装、继承、多态的特性。
类里面我们说有对象和实例化。还包括构造函数和析构函数。
构造函数: def __init__(self):
析构函数: def __del__(self):