vue3+vite项目中显示SVG图片的实现

npm i vite-plugin-svg-icons -D
// 或者
yarn add vite-plugin-svg-icons -D
// 或者
pnpm install vite-plugin-svg-icons -D

import { createSvgIconsPlugin } from 'vite-plugin-svg-icons'
import path from 'path'

export default () => {
  return {
    plugins: [
      createSvgIconsPlugin({
        // 指定需要缓存的图标文件夹
        iconDirs: [path.resolve(process.cwd(), 'src/icons')],
        // 指定symbolId格式
        symbolId: 'icon-[dir]-[name]',

        /**
         * 自定义插入位置
         * @default: body-last
         */
        inject?: 'body-last' | 'body-first'

        /**
         * custom dom id
         * @default: __svg__icons__dom__
         */
        customDomId: '__svg__icons__dom__',
      }),
    ],
  }
}

import 'virtual:svg-icons-register'

<template>
  <svg aria-hidden="true">
    <use :xlink:href="symbolId" rel="external nofollow"  :fill="color" />
  </svg>
</template>

<script>
import { defineComponent, computed } from 'vue'

export default defineComponent({
  name: 'SvgIcon',
  props: {
    prefix: {
      type: String,
      default: 'icon',
    },
    name: {
      type: String,
      required: true,
    },
    color: {
      type: String,
      default: '#333',
    },
  },
  setup(props) {
    const symbolId = computed(() => `#${props.prefix}-${props.name}`)
    return { symbolId }
  },
})
</script>

# src/icons

- icon1.svg
- icon2.svg
- icon3.svg
- dir/icon1.svg

<template>
  <div>
    <SvgIcon name="icon1"></SvgIcon>
    <SvgIcon name="icon2"></SvgIcon>
    <SvgIcon name="icon3"></SvgIcon>
    <SvgIcon name="dir-icon1"></SvgIcon>
  </div>
</template>

<script>
import { defineComponent, computed } from 'vue'

import SvgIcon from './components/SvgIcon.vue'
export default defineComponent({
  name: 'App',
  components: { SvgIcon },
})
</script>