‘‘‘字符串‘‘‘
str = "This is a string"
for i in str:
print(i)
‘‘‘列表‘‘‘
list = [‘a‘,‘b‘,‘c‘,‘hasee‘]
for i in list:
print(i)
‘‘‘元组‘‘‘
tup = (‘a‘,‘b‘,123,‘hasee‘)
for i in tup:
print(i)
‘‘‘字典‘‘‘
dict = {‘jakey‘:1,‘imp‘:2}
for k,v in dict.items():
print(k,v)
‘‘‘集合‘‘‘
se = set(‘abc‘)
for i in se:
print(i)
字符串无序；
列表有序可修改；
元组有序不可修改；
字典无序可修改；
集合无序不可修改。