本文介绍了如何在TypeScrip的Vue合成API中动态访问当前的路由名称?的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!

问题描述

如何使用Vue 3中的Vue组合API使用Vue路由器,对当前路由名称进行被动访问?

推荐答案

以下是使用Vue 3.0Vue路由器v4.0.0-Beta.12复合API语法的示例:

<script lang="ts">
import { defineComponent, computed, watch } from 'vue';
import { useRoute } from 'vue-router';

export default defineComponent({
  name: 'MyCoolComponent',
  setup() {
    const route = useRoute();
    
    console.debug(`current route name on component setup init: ${route.name}`);

    // You could use computed property which re-evaluates on route name updates
    // const routeName = computed(() => route.name);

    // You can watch the property for triggering some other action on change
    watch(() => route.name, () => {
      console.debug(`MyCoolComponent - watch route.name changed to ${route.name}`);
      // Do something here...

    // Optionally you can set immediate: true config for the watcher to run on init
    //}, { immediate: true });
    });
    
    return { route };
  },
});
</script>

<template>
  <p>Current route name: {{ route.name }}</p>
</template>

或使用当前试用的脚本安装语法SFC Composition API Syntax Sugar,用于合成API

<script setup lang="ts">
import { computed, watch } from 'vue';
import { useRoute } from 'vue-router';

export const name = 'MyCoolComponent';

export const route = useRoute();
    
console.debug(`current route name on component setup init: ${route.name}`);

// You could use computed property which re-evaluates on route name updates
//export const routeName = computed(() => route.name);

// You can watch the property for triggering some other action on change
watch(() => route.name, () => {
  console.debug(`MyCoolComponent - watch route.name changed to ${route.name}`);
  // Do something here...

  // Optionally you can set immediate: true config for the watcher to run on init
//}, { immediate: true });
});
</script>

<template>
  <p>Current route name: {{ route.name }}</p>
</template>

这篇关于如何在TypeScrip的Vue合成API中动态访问当前的路由名称?的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持!

10-28 04:58