Python学习日记[1]

Day1：

输入输出语句：input、print

控制语句：if、else、elif…

循环语句：for（类似于C#里面的foreach），while…

type(), isinstance()…

data type:

int, float, bool, str…`

operator:

**, //,

…

列表：一个打了激素的数组

p.s. 可以任意添加元素，不限类型

method:

append ()	#add a new value in the end of the list
pop ()	#remove the top member of the list, this method will return this member as well.(the same as the method in stack)
remove()
del
List_name[number：number]
< > ……..	Operator for list
In	for some instance to confirm if it be contained
Dir（list）。。。。。

>>> dir(list)

['__add__', '__class__', '__contains__', '__delattr__', '__delitem__', '__delslice__', '__doc__', '__eq__', '__format__', '__ge__', '__getattribute__', '__getitem__', '__getslice__', '__gt__', '__hash__', '__iadd__', '__imul__', '__init__', '__iter__', '__le__', '__len__', '__lt__', '__mul__', '__ne__', '__new__', '__reduce__', '__reduce_ex__', '__repr__', '__reversed__', '__rmul__', '__setattr__', '__setitem__', '__setslice__', '__sizeof__', '__str__', '__subclasshook__', 'append', 'count', 'extend', 'index', 'insert', 'pop', 'remove', 'reverse', 'sort']

>>> str = 'tom:hello'
>>> (name, word) = str.split(':')
>>> name
'tom'
>>> word
'hello'