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- import { computed } from 'vue'
- import { useStore } from 'vuex'
- import { useRoute, useRouter } from 'vue-router'
- export default {
- setup () {
- const store = useStore()
- const route = useRoute()
- const router = useRouter()
- return {
- // 在 computed 函数中访问 state
- count: computed(() => store.state.count),
-
- // 在 computed 函数中访问 getter
- double: computed(() => store.getters.double)
-
- // 使用 mutation
- increment: () => store.commit('increment'),
-
- // 使用 action
- asyncIncrement: () => store.dispatch('asyncIncrement')
- }
- }
- }

例如,我们想拿到router路由的参数,该怎么办??
- //路由
- import *as VueRouter from 'vue-router'
- //引入组件
-
-
- import ProductMerchantsRegister from '../pages/register/differentusers/ProductMerchantsRegister.vue'
-
- const routes = [
- { path: '/productMerchantsRegister/:id', component: ProductMerchantsRegister },
- ]
-
- const router = VueRouter.createRouter({
- // 4. 内部提供了 history 模式的实现。为了简单起见,我们在这里使用 hash 模式。
- history: VueRouter.createWebHashHistory(),
- routes, // `routes: routes` 的缩写
- })
-
- export default router
-

用vant3搭建移动端界面代码,to是跳转的路由地址
<van-button type="success" size="normal" to="/productMerchantsRegister/2" icon="shopping-cart-o">产品商家 </van-button>
我们用vant搭建了一个界面,我们希望单击返回时,在控制台打印id
可以那么写
- <template>
- <div>
- <van-nav-bar
- safe-area-inset-top="true"
- title="产品商家注册"
- left-text="返回"
- left-arrow
- @click-left="onClickLeft"
- />
- </div>
- </template>
-
- <script setup lang="ts">
-
- import {useRoute} from "vue-router";
- const route = useRoute()
-
- const onClickLeft = () => {
- console.log(route.params);
- };
-
- }
- </script>
-

控制台打印输出 2
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