d = {'key': 'value'}print(d)# {'key': 'value'}d['mynewkey'] = 'mynewvalue'print(d)# {'key': 'value', 'mynewkey': 'mynewvalue'}
d = {'key': 'value'}print(d)# {'key': 'value'}d['mynewkey'] = 'mynewvalue'print(d)# {'key': 'value', 'mynewkey': 'mynewvalue'}名师互学网 版权所有 (c)2021-2022 ICP备案号：晋ICP备2021003244-6号
