先來(lái)一段代碼 表示互毆

class Gailun:country='demaxia'def __init__(self,name,age,life_value,att):self.name=nameself.age=ageself.life_value=life_valueself.att=attdef attack(self,enemy):enemy.life_value -= self.attclass Riwen:country='nocxus'def __init__(self,name,age,life_value,att):self.name=nameself.age=ageself.life_value=life_valueself.att=attdef attack(self,enemy):enemy.life_value-=self.attg1=Gailun('nod','24',1000,100)r1=Riwen('riwen','25',800,200)while True:if g1.life_value>=0:g1.attack(r1)print('riven的生命值是%s'%r1.life_value)r1.attack(g1)print('galn的生命值是%s' % g1.life_value)if r1.life_value<0:print('%s已經(jīng)陣亡' % r1.name)breakelse:print('%s已經(jīng)陣亡，生命值為%s'%(g1.name,g1.life_value))break View Code

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類的創(chuàng)建

#類體定義的代碼在類的定義階段就會(huì)運(yùn)行class Student:school='oldboy'def learn(self):print('is learning')def choose_course(self):print('is choose')print(Student)#查看 print(Student.school) print(Student.learn)#修改 Student.school='oldboyedu' print(Student.school)#增加 Student.country='China' print(Student.country)#刪除 del Student.country # print(Student.country)#調(diào)用函數(shù) Student.learn('nod') Student.learn() #如果不傳參數(shù)會(huì)出錯(cuò)

類對(duì)象屬性的查找

#類的所有數(shù)據(jù)屬性是所有對(duì)象共享，所有對(duì)象都指向同一個(gè)地址 #類定義的函數(shù)就是給綁定給對(duì)象方法使用 #不同對(duì)象就是不同綁定方法 #綁定給誰(shuí) 就應(yīng)該由誰(shuí)來(lái)調(diào)用 誰(shuí)來(lái)調(diào)用就會(huì)把誰(shuí)當(dāng)做第一個(gè)參數(shù)傳遞給對(duì)應(yīng)函數(shù)class Student:school='oldboyedu'def __init__(self,name,age,sex):self.Name=nameself.Age=ageself.Sex=sexdef learn(self):print('%s is learning'%self.Name)def choose_course(self):print('is choose_course')stu1=Student('nod','24','M') stu2=Student('luna','25','W') stu1.learn() stu2.learn() class Student:school='oldboyedu'def __init__(self,name,age,sex):self.Name=nameself.Age=ageself.Sex=sexdef learn(self):print('is learning')def choose_course(self):print('is choose course') #調(diào)用類的過(guò)程稱之為實(shí)例化 #得到一個(gè)返回值 即對(duì)象 該對(duì)象是一個(gè)空的stu1 #Stuent.__init__(stu1,'nod','24','M') stu1=Student('nod','24','M') print(stu1.__dict__) #__dict__ 查看自己的名稱空間 print(type(stu1)) print(stu1.Name,stu1.Age,stu1.Sex)

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轉(zhuǎn)載于:https://www.cnblogs.com/nodchen/p/8808781.html

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