Python基础之for循环

for循环：用户按照顺序循环可迭代对象的内容

1. for循环字符串

msg = "string"
for i in msg:
    print(i)

执行结果为：

s
t
r
i
n
g

2. for循环列表

lst = ["a", "b", "c"]
for i in lst:
    print(i)

执行结果为：

a
b
c

3. for循环字典

dic = {
    "name": "yang",
    "age": 18,
    "sex": "male"
}
for key, value in dic.items():
    print(key, value)

执行结果为：

name yang
age 18
sex male