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[vue] 说说你对keep-alive的理解是什么？ #259

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haizhilin2013 opened this issue Jun 16, 2019 · 6 comments
Open

[vue] 说说你对keep-alive的理解是什么？ #259

haizhilin2013 opened this issue Jun 16, 2019 · 6 comments
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@haizhilin2013
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[vue] 说说你对keep-alive的理解是什么？
@haizhilin2013 haizhilin2013 added the vue vue label Jun 16, 2019
@wenyejie
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保存历史状态

@April-Zheng
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保留组件状态 避免重新渲染

@feiyufuyan
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keep-alive是Vue提供的一个抽象组件，用来对组件进行缓存，从而节省性能，由于是一个抽象组件，所以在页面渲染完毕后不会被渲染成一个DOM元素

@CoderNanT
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keep-alive是Vue内置的一个组件,可以使被包含的组件保留状态,或避免重新渲染

@crush2020
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包裹动态组件时，会缓存不活动的组件实例，而不是销毁它们。所以再次回到上一个页面，该页面状态会保持，不会重新渲染。

@yxllovewq
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缓存包含组件和他的状态，避免重新渲染

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@wenyejie @haizhilin2013 @April-Zheng @feiyufuyan @CoderNanT @crush2020 @yxllovewq