#!/usr/bin/python3
# -*- coding: UTF-8 -*-
myDic = {1: "fang", 'snws': 23, 'shfu': 45}
# 方法1:
for key, valu in myDic.items():
print(key)
print(valu)
# 可以把值赋给list
myList = myDic.items()
print(myList)
# 返回一个List列表
print(myDic.items())
# 方法2:遍历key值
for key in myDic:
print(key, myDic[key])
# 或者
for key in myDic.keys():
print(key, myDic[key])
# 方法3:遍历valuse值
for valus in myDic.values():
print(valus)
# -----------------------------------------------
# 增加或者更改键值对
myDic[2345] = '增加的值'
print(myDic.items())
# 指定特定的key,则可以删除键值对
myDic.pop(1)
print(myDic.items())
# 随机删除键值对
myDic.popitem()
print(myDic.items())
# 清空
myDic.clear()
# 查询
print(len(myDic))
# 通过键值得到value
print(myDic.get('shfu'))