get()根据键获取字典中的值,如果键不存在则返回一个默认值,默认值不填写则返回None
1 a = {
2 "name":"dlrb",
3 "age":25,
4 "height":168
5 }
6 a1 = a.get("name")
7 a2 = a.get("ddd")
8 a3 = a.get("fff", "no find")
9 print(a1)
10 print(a2)
11 print(a3)
输出结果:
dlrb
None
no find
get()根据键获取字典中的值,如果键不存在则返回一个默认值,默认值不填写则返回None
1 a = {
2 "name":"dlrb",
3 "age":25,
4 "height":168
5 }
6 a1 = a.get("name")
7 a2 = a.get("ddd")
8 a3 = a.get("fff", "no find")
9 print(a1)
10 print(a2)
11 print(a3)
输出结果:
dlrb
None
no find
该资源仅限VIP专享下载