【python】type()、instance() 

 1 >>> a=520
 2 >>> type(a)
 3 <class 'int'>
 4 >>> a='520'
 5 >>> type(a)
 6 <class 'str'>
 7 >>> a=5.2
 8 >>> type(a)
 9 <class 'float'>
10 >>> a=True
11 >>> type(a)
12 <class 'bool'>

 

 1 >>> a=True
 2 >>> type(a)
 3 <class 'bool'>
 4 >>> isinstance(a,bool)
 5 True
 6 >>> isinstance(a,int)
 7 True
 8 >>> isinstance(a,str)
 9 False
10 >>> isinstance(a,float)
11 False
12 >>>

 

posted @ 2017-03-18 20:22  xiongjiawei  阅读(383)  评论(0)  编辑  收藏  举报