A key tenet of Vue is the idea of unidirectional data flow - the idea that data changes flow downwards. Il sert de zone de stockage de données centralisée pour tous les composants dans une application, avec des règles pour s'assurer que l'état ne puisse … When using a module system, it requires importing the store in every component that uses store state, and also requires mocking when testing the component. You can think of them as computed properties for stores. Vuex는 Vue.js 애플리케이션에 대한 상태 관리 패턴 + 라이브러리 입니다. Vuex allows us to define "getters" in the store.

It serves as a centralized store for all the components in an application, with rules ensuring that the state can only be mutated in a predictable fashion. Vanilla Vue is a great library and you can get a lot done with it. If we do the same in a unit test, though, all unit tests will receive the Vuex store - even tests that are not using the store. The Home.vue component with an input box to add a word, a link to the queried word view and the word list; The WordList.vue component where each word is listed and links to a word view; The Word.vue component where detailed information regarding the word is displayed; Lets get started with the App.vue file, update the code as follows: Vuex is a state management pattern + library for Vue.js applications. # What is Vuex? Unidirectional Data Flow / Vuex. In a regular Vue app, we install Vuex using Vue.use(Vuex), and then pass a new Vuex store to the app. Like computed properties, a getter's result is cached based on its dependencies, and will only re-evaluate when some of its dependencies have changed. 애플리케이션의 모든 컴포넌트에 대한 중앙 집중식 저장소 역할을 하며 예측 가능한 방식으로 상태를 변경할 수 있습니다. Vuex est un gestionnaire d'état (« state management pattern ») et une bibliothèque pour des applications Vue.js. The problem when using the grid is that the grid maintains it's own state and will modify data based on certain events (ie. if a user edits a cell). Vuex provides a mechanism to "inject" the store into all child components from the root component with the store option (enabled by Vue.use(Vuex)):