重载运算符强化2-返回值

'''
重载运算符强化--返回值
'''

# print(1+2)#不同的类型有不同的解释
# print('1'+'2')

class complex:
    def __init__(self,x,y):
        self.x=x
        self.y=y
    def show(self):
        print(self.x,'+',self.y,'i')
    def __add__(self, other):#重载的含义就是针对本类型，对+ 重新解释
        if type(other)==type(self):
            return complex(self.x+other.x,self.y+other.y)#加法的返回值
        elif type(other)==type(10):
            return complex(self.x + other,self.y + other)





c1=complex(1,2)

c2=complex(3,5)

c1.show()
c2.show()

c3=c1+c2
c4=c1.__add__(c2)#效果同c3
c5=c1+10
c1.show()
c2.show()
c3.show()
c4.show()
c5.show()

'''
1 + 2 i
3 + 5 i
1 + 2 i
3 + 5 i
4 + 7 i
4 + 7 i
11 + 12 i
'''