摘要: message= 'There are moments in life when you miss someone so much that you just want to pick them from your dreams and hug them for real! Dream what y 阅读全文
posted @ 2021-01-06 21:52 qqq789001 阅读(259) 评论(0) 推荐(0)
摘要: get方法,用于获取字典中某个键值key 对应value的值,此方法可以接收两个参数,第一个参数传入key的值,第二个参数用于传入一个自定义返回值,如果查询的key在字典中存在,就会反回对应key在字典中保存的value值,如果查询的key在字典中不存在,就会返回自定义的返回值,示例代码如下: er 阅读全文
posted @ 2021-01-06 20:54 qqq789001 阅读(615) 评论(0) 推荐(0)