本课内容目前为英文。
New values, one owner
A feed keeps an array of posts, and each post is an object. Update them the wrong way and the screen silently stops changing. Update them the right way and give them one owner, and everything stays in sync.
本课内容目前为英文。
A feed keeps an array of posts, and each post is an object. Update them the wrong way and the screen silently stops changing. Update them the right way and give them one owner, and everything stays in sync.