WebApr 15, 2024 · vue3新增了ref,reactive两个api用于响应式数据,Ref 系列毫无疑问是使用频率最高的 api 之一,响应式意味着数据变动,页面局部自动更新。 数据类型有基本数据类型(string,number,boolean,undfined,null,symbol),引用数据类型(object,array,set,map等)。 如何精准检测跟踪js中所有的数据类型变动,并且能够达到vnode的对比后真实dom … WebMar 23, 2024 · Within the setup function, we can use the return value of reactive very similarly to how we use the data function in the Options API. Because the object is deeply …
Vue 3 Composition API - "ref" and "reactive" - This Dot Labs
WebDec 18, 2024 · Vue 3 composition API - ref () vs reactive () for arrays. The guidance in Vue 3 documentation and in folk literature is that ref () is for scalars and primitives, while … WebAug 5, 2024 · Start Date: 2024-11-26; Target Major Version: 3.x; Reference Issues: SFC Improvements #182, Ref sugar #228, Ref sugar (take 2) #368, Reactivity Transform Unification #413 Summary. Introduce a set of compiler transforms to improve ergonomics when using Vue's reactivity APIs, specifically to be able to use refs without .value.. Basic … iowa state university course list
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WebJan 29, 2024 · Watching a reactive object or array will always return a reference to the current value of that object for both the current and previous value of the state. To fully watch deeply nested objects and arrays, a deep copy of values may be required. This can be achieved with a utility such as lodash.cloneDeep WebApr 10, 2024 · 使用场景. 在菜单管理子页面中增加、修改或删除菜单后父级页面的页面菜单需要同步刷新,本文主要介绍基于Vue3 的reactive方式实现,本文Vue的代码风格为组合式,如果想了解组合式和选项式API风格的区别请参考官方文档。. 实现过程 WebGitHub - sekmentina/vue3-refMap-reactiveMap: Created with StackBlitz ⚡️. sekmentina. main. 1 branch 0 tags. Go to file. Code. sekmentina Initial commit. c2e4507 13 minutes ago. 1 commit. iowa state university css code