WebApr 12, 2024 · reactive 通过Proxy实现，可以将引用类型值变为响应式， ref 通过监听类的value属性的get和set实现，当传入的值为引用类型时，内部还是使用reactive方法进行处 … WebThe ref object is mutable - i.e. you can assign new values to .value. It is also reactive - i.e. any read operations to .value are tracked, and write operations will trigger associated …
vue3 中reactive和ref使用和区别_少年づ^的博客-CSDN博客
WebSee all available apartments for rent at Woodmore Apartments in Glenarden, MD. Woodmore Apartments has rental units ranging from 727-1194 sq ft starting at $1900. WebApr 20, 2024 · reactive (), on the other hand, can only be used for creating reactive objects. You can use it as a replacement for the old data option in standard Option API-based Vue components, for example. const state = reactive( { isVisible: true, name: 'Markus', }); But you can also use ref () for that. incipio bombproof
Vue 3 Composition API: ref() vs. reactive() - Oberlehner
You'll always use ref() for primitives, but ref()is good for objects that need to be reassigned, like an array. The above with reactive()would require reassigning a property instead of the whole object. See more ref()when.. 1. it's a primitive (for example 'string', true, 23, etc) 2. it's an object you need to later reassign (like an array - more info here) … See more ref() seems like the way to go since it supports all object types and allows reassigning with .value. ref() is a good place to start, but as you get used to the API, know that … See more A good use-case for reactive()is a group of primitives that belong together: the code above feels more logical than See more WebJan 7, 2024 · ref はプリミティブな値（ string, number など）を引数にとりリアクティブなデータを定義します。 ref メソッドの返り値の型は Ref ( T は引数に渡した値の型）というオブジェクトになります。 ref で定義した値にアクセスするためには value というプロパティにアクセスする必要があるという特徴があります。 内で使うときには … WebFeb 12, 2024 · ref () takes an inner value and returns a reactive and mutable ref object. The ref object has a single property .value that points to the inner value. This means that if you want to access or mutate the value you need to use title.value. and because this is an object that won't change I have decided to declare it as a const. Ref Unwrapping incipio 3000mah power bank