我有一个商店模块:const state = { todoList: [ { id: 1, title: "Todo One" }, { id: 2, title: "Todo Two" } ]};const getters = { getTodoList: (state) => state.todoList};const actions = {};const mutations = {};export default { state, getters, actions, mutations};我有一个父元素:<template> <section> <h2>Todo List</h2> <Todo /> <div> <input type="text" name="enterTodo" placeholder="What are you up today ?" /> <button type="submit" @click="addTask" ><i class="fas fa-plus"></i></button> </div> </section></template><script>import Todo from "./Todo.vue";import { mapGetters } from "vuex";export default { name: "TodoContainer", components: { Todo, }, props: [], methods: { addTask: () => { } }, computed: mapGetters(["getTodoList"]),};</script>我有子元素:<template> <div> <div class="todo" v-for="todo in getTodoList" :key="todo.id"> {{ todo.title }} </div> </div></template><script>export default { name: "Todo", props: ["getTodoList"],};</script><style scoped></style>问题在于在子元素中。如何通过父元素将 todoList 从存储模块发送到子元素?没有真正的教程,缺乏指南,我没有找到任何与我的特定情况相似的东西。getTodoListundefined
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BIG阳
TA贡献1859条经验 获得超6个赞
您需要像这样传递给您的子组件:getTodoList
<Todo :getTodoList="getTodoList" />
但是,如果您具有Vuex getter,则最好直接在子组件中调用它,就像您具有父组件一样。如果它未在父级中使用,则无需在那里调用它,然后将其作为道具传递。getTodoList
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