Find centralized, trusted content and collaborate around the technologies you use most.
Teams
Q&A for work
Connect and share knowledge within a single location that is structured and easy to search.
我必须正视布局一些内容。想要的容器必须扩展至由其父空间提供,但保持 1:1 的宽高比。哪个控件符合我的要求?怎么做到呢?