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This article mainly introduces "what is the life cycle of VUE uni-app". In daily operation, I believe that many people have doubts about what the life cycle of VUE uni-app is. The editor consulted all kinds of materials and sorted out simple and easy-to-use methods of operation. I hope it will be helpful to answer the questions of "what is the life cycle of VUE uni-app?" Next, please follow the editor to study!

I. the life cycle of the application

OnLaunch

Trigger (globally only once) onShow when uni-app initialization is complete

When uni-app starts, or enters the foreground from the background to display onHide

When uni-app enters the background from the foreground

II. Page life cycle

OnLoad

Listen to the page load onReady

The first rendering of the listening page is complete. Note that if the rendering speed is fast, onShow will be triggered before the page enters the animation.

Monitor the page display. Triggered every time the page appears on the screen, including returning from the subordinate page point to expose the current page onHide

Monitoring pages to hide onUnload

Uninstall the listening page

III. Component life cycle

BeforeCreate

Created is called after the instance is initialized

Mounted is called immediately after the instance is created.

Called after mounting to the instance. See note for details: it is not certain that all the subcomponents are mounted here. If you need to fully mount the subcomponents, you can use $nextTickdestroyed to perform the operation.

Called after the Vue instance is terminated. After the call, everything indicated by the Vue instance is unbound, all event listeners are removed, and all child instances are destroyed.

At this point, the study of "what is the life cycle of VUE uni-app" is over. I hope to be able to solve your doubts. The collocation of theory and practice can better help you learn, go and try it! If you want to continue to learn more related knowledge, please continue to follow the website, the editor will continue to work hard to bring you more practical articles!

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