1.for … in 循环
循环,遍历,迭代 都是指把容器中的数据一个一个获取出来
lst = [1,2,3,4,5]
i = 0
while i<len(lst):
print(lst[i])
i...+=1
# 无法用while 它的索引下标获取集合其中的值;
setvar = {
"a","b","c"}
for .. in .....for i in container:
print(i)
3.遍历列表
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container...print(i)
4.遍历元组
container = ("taibai","wusir","wuchao","bijiao")
for i in container:
print(i)
5.遍历字符串...:"c"}
for i in container:
print(i)
7.变量的解包[个数要匹配]
a,b = 1,2
a,b = (1,2)
a,b = [1,2]
#a,b = "567" #字符串有局限性