for 循环

# 字符串的for 循环
str1 = 'abc'
for i in str1:
    print(i)
'''
a
b
c
'''
# 字典的for 循环
dict1 = {'name':'fqs','age':18,'address':'beijing'}
for key in dict1:
    print(key)
'''
name
age
address
'''
for value in dict1.values():
    print(value)
'''
fqs
18
beijing

'''
for item in dict1.items():
    print(item)
'''
('name', 'fqs')
('age', 18)
('address', 'beijing')
'''

 

# 使用循环 找list最大值
my_list=[1,2,3]

temp_max=my_list[0]
for index in range(len(my_list)-1):
    # 范围是下标0,1，最后一个2 不需要比较
    if my_list[index]>my_list[index+1]:
        temp_max=my_list[index]
    else:
        temp_max = my_list[index+1]


print(temp_max)