Is it possible that when开发者_如何学运维 I hit the back button on the navigation bar and after go back to the previous page and then trigger an action on the previous page?
You can use the method of viewWillAppear.
Back button on navigation bar triggers an action?
Is it possible that when开发者_如何学运维 I hit the back button on the navigation bar and after go back to the previous page and then trigger an action on the previous page?You can use the method of v
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![Interactive visualization of a graph in python [closed]](https://www.devze.com/res/2023/04-10/09/92d32fe8c0d22fb96bd6f6e8b7d1f457.gif)
加载中,请稍侯......
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