Day4_字典循环

#!/usr/bin/env python
# -*- coding:utf-8 -*-
# Author:Kxk
info = {
    'stu1101': "TengLan Wu",        # 'key':'value', 写法
    'stu1102': "LongZe Luola",
    'stu1103': "XiaoZe Maliya",
}
for i in info:     #只循环打印key
    print(i)

for i in info:     #循环打印key和value
    print(i,info[i])

for k,v in info.items():  #先讲字典转换为列表，再循环打印列表对应数值，相对以上较耗内存等
    print(k,v)