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eldertiger
python
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classTest.py
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classTest.py
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#coding:utf-8
#################
# 练习应用类
#################
class Test:
def __init__(self, name):
self.name = name
x = Test(1)
print x.name # 这里尝试输出‘你好’————把第十行改成:x = Test(u'你好')
###################
class TestVarible:
samething = 'Hello Word.' # 共享的变量
def __init__(self, name):
self.name = name # 每个实例独一无二的变量
one = TestVarible('one')
two = TestVarible('two')
print 'one:',one.name, ';Same thing:', one.samething
print 'two:',two.name, ';Same thing:', two.samething
###################
class TestError:
tricks = [] #正确的应该是把这句移动__init__函数中或者add_tricks函数中
# def __init__(self):
#
def add_tricks(self,stuff):
self.tricks.append(stuff)
dog1 = TestError()
dog1.add_tricks('dog1')
dog2 = TestError()
dog2.add_tricks('dog2')
print dog1.tricks,'\n----------'
print dog2.tricks # 输出之而后你会发现tricks是共享的列表,对象的数据变成共享的了
# 这里需要注意的是:类中属性名和方法名要区别开否则会出现很难发现的错误
# 再次声明命名约定可以避免很多麻烦。
####################
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