vue3 svg雪碧图组件

vue.config.js

 chainWebpack(config) {
    // 配置svg svg雪碧图
    config.module
      .rule('svg')
      .exclude.add(resolve('src/assets/icons'))
      .end()
    config.module
      .rule('icons')
      .test(/\.svg$/)
      .include.add(resolve('src/assets/icons'))
      .end()
      .use('svg-sprite-loader')
      .loader('svg-sprite-loader')
    })
  }

svg组件

/components/my-svg/index

<template>
  <svg class="mw-svg" aria-hidden="true">
    <use :xlink:href="iconName"></use>
  </svg>
</template>
<script>
  import { defineComponent, computed } from 'vue'
  export default defineComponent({
    name: 'my-svg',
    props: {
      name: {
        type: String,
        default: ''
      }
    },

    setup(props) {
      const iconName = computed(() => {
        return `#${props.name}`
      })
      return {
        iconName
      }
    }
  })
</script>
<style lang="scss" scoped>
  .mw-svg {
    width: 1.4em;
    height: 1.4em;
    fill: currentColor;
    overflow: hidden;
    line-height: 1em;
    display: inline-block;
  }
</style>

注册组件

/plugin/my-svg.ts

import mySvg from '@/components/my-svg/index.vue'

// assets/icons下面的svg图标
export default (app: any) => {
  app.component('my-svg', mySvg)
}
const requireAll = (requireContext: any) => requireContext.keys().map(requireContext)
const req = require.context('@/assets/icons', false, /\.svg$/)  //svg图标都放/src/assets/icons目录
requireAll(req)

main.ts

import { createApp } from 'vue'
import App from './App.vue'
import router from './router'
import store from './store'

import mySvg from './plugin/my-svg'
// 创建App实例
const app = createApp(App)

// 调用

mySvg(app)

app.use(store).use(router).mount('#app')

使用

<my-svg name="bill"></my-svg>

看完的朋友可以动动手点个赞再走哦，你们的支持是对我最大的鼓励！！！