We all know that Vue’s componentization is its most powerful core, and routing is also a particularly cute part. However, routing is suitable for some large components. When you look at the URL path, you will Changes occur, but sometimes we want some small local refreshes. At this time, we need to use its dynamic components.
The
The code is as follows: slotDome.vue:
<template> <div> <slot></slot> <slot name="wise"></slot> <el-radio-group v-modal="tabView"> <el-radio-button label="simple1" @click="toSim(1)"> <button>页面一</button></el-radio-button> <el-radio-button label="simple2" @click="toSim(2)"><button>页面二</button> </el-radio-button> </el-radio-group> <keep-alive> <component :is="tabView"></component> </keep-alive> </div> </template> <style rel="stylesheet/stylus"> el-radio-button &:hover cursor pointer </style> <script> import simple1 from "./simple/simple1.vue"; import simple2 from "./simple/simple2.vue"; export default{ data(){ return { tabView: "simple1" } }, methods: { toSim(index){ this.tabView = `simple${index}`; } }, components: { simple1, simple2 } } </script>
simple1.vue:
<template> <div> 这是页面一 <input type="text"> </div> </template>
simple2.vue:
<template> <div> 这是页面二 <input type="text"> </div> </template>
In the above example, when the value of tabView changes,
But in this way, each time the component is switched, it will be re-rendered, and the data on the component cannot be retained. At this time, you can use keep-alive to keep the component in memory to avoid re-rendering
The page effect is as follows:
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