测试

 

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<template>   <div>     <button @click="addQueryParam">添加查询参数</button>   </div> </template>   <script> import { useRoute, useRouter } from 'vue-router'; import { ref } from 'vue';   export default {   setup() {     const route = useRoute();     const router = useRouter();       const addQueryParam = () => {       // 假设我们要添加一个名为 'paramName' 的查询参数，值为 'paramValue'       const queryParams = { ...route.query, paramName: 'paramValue' };       router.push({ query: queryParams });     };       return {       addQueryParam,     };   }, }; </script>