VitePress 链接前加图标

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文内链接前加一个图标，展示当前链接的地址属于哪个网站。效果展示：

VitePress 官方文档
 VitePress 建站资源汇总
 Github - weizwz

实现

利用伪元素及iconify在线图标，纯css即可实现

docs/.vitepress/theme/style/link.scss

scss

/* 链接 */
.vp-doc a:not([href^='https://img.shields.io/']) {
  &[target='_blank'],
  &[href^='./'],
  &[href^='../'] {
    &::before {
      content: "";
      background-image: url(https://api.iconify.design/heroicons-solid:link.svg?color=%23409eff);
      width: 20px;
      height: 20px;
      display: inline-block;
      vertical-align: middle;
      position: relative;
      background-size: cover;
      top: -2px;
      margin-right: 2px;
    }
  }

  &[href^='./']::before,
  &[href^='../']::before,
  &[href^='https://note.weizwz.com']::before,
  &[href^='https://www.note.weizwz.com']::before {
    background-image: url("https://p.weizwz.com/logo_a4353391cbf0889b.webp");
  }

  &[href^='https://vitepress.dev']::before {
    background-image: url("https://vitepress.dev/vitepress-logo-mini.svg");
  }

  &[href^='https://hexo.io']::before {
    width: 16px;
    height: 18px;
    margin-left: 2px;
    margin-right: 4px;
    background-image: url(https://api.iconify.design/logos:hexo.svg);
  }

  &[href^='https://git-scm.com']::before {
    width: 18px;
    height: 18px;
    margin-left: 1px;
    margin-right: 3px;
    background-image: url(https://api.iconify.design/logos:git.svg);
  }

  &[href^='https://github.com']::before {
    background-image: url(https://api.iconify.design/mdi:github.svg);
  }

  &[href^='https://gitee.com']::before {
    width: 18px;
    height: 18px;
    margin-left: 1px;
    margin-right: 3px;
    background-image: url(https://api.iconify.design/simple-icons:gitee.svg?color=%23C71E23);
  }

  &[href^='https://developer.mozilla.org']::before {
    width: 16px;
    height: 16px;
    margin-left: 2px;
    margin-right: 4px;
    background-image: url(https://api.iconify.design/logos/mdn.svg);
  }

  &[href^='https://cn.vite.dev']::before,
  &[href^='https://vite.dev']::before {
    width: 18px;
    height: 18px;
    margin-left: 1px;
    margin-right: 3px;
    background-image: url(https://api.iconify.design/logos:vitejs.svg);
  }

  &[href^='https://webpack.js']::before {
    background-image: url(https://api.iconify.design/devicon:webpack.svg);
  }

  &[href^='https://vuejs.org']::before,
  &[href^='https://cn.vuejs.org']::before {
    width: 18px;
    height: 16px;
    margin: 2px 3px 0 1px;
    background-image: url(https://api.iconify.design/logos/vue.svg);
  }

  &[href^='https://twikoo.js.org']::before {
    width: 16px;
    height: 16px;
    margin-left: 2px;
    margin-right: 4px;
    background-image: url("https://twikoo.js.org/twikoo-logo-mini.png");
  }

  &[href^='https://element-plus.org']::before,
  &[href^='https://element.eleme.cn']::before {
    width: 16px;
    height: 18px;
    margin-left: 2px;
    margin-right: 4px;
    background-image: url(https://api.iconify.design/logos:element.svg);
  }

  &[href^='https://nodejs.org']::before {
    width: 16px;
    height: 18px;
    margin-left: 2px;
    margin-right: 4px;
    background-image: url(https://api.iconify.design/logos:nodejs-icon.svg);
  }

  &[href^='https://npmjs.com']::before,
  &[href^='https://www.npmjs.com']::before {
    width: 16px;
    height: 16px;
    margin-left: 2px;
    margin-right: 4px;
    background-image: url(https://api.iconify.design/logos:npm-icon.svg);
  }


  &[href^='https://pnpm.io']::before {
    width: 16px;
    height: 16px;
    margin-left: 2px;
    margin-right: 4px;
    background-image: url(https://api.iconify.design/logos:pnpm.svg);
  }

  &[href^='https://react.dev']::before {
    width: 20px;
    height: 18px;
    background-image: url(https://api.iconify.design/logos:react.svg);
  }

  &[href^='https://typescriptlang.org']::before {
    width: 16px;
    height: 16px;
    margin-left: 2px;
    margin-right: 4px;
    background-image: url(https://api.iconify.design/logos:typescript-icon.svg);
  }

  &[href^='https://uniapp.dcloud.net.cn']::before {
    background-image: url(https://api.iconify.design/mynaui/letter-u-square-solid.svg?color=%232D8E3B);
  }

  &[href*='https://siliconflow.cn']::before,
  &[href*='https://cloud.siliconflow.cn']::before,
  &[href*='https://docs.siliconflow.cn']::before {
    width: 16px;
    height: 16px;
    margin-left: 2px;
    margin-right: 4px;
    background-image: url(https://static01.siliconflow.cn/f/static/cn/logo.svg);
  }

  &[href*='https://www.deepseek.com']::before,
  &[href*='https://platform.deepseek.com']::before,
  &[href*='https://chat.deepseek.com']::before,
  &[href*='https://api-docs.deepseek.com']::before {
    width: 18px;
    height: 14px;
    margin-left: 1px;
    margin-right: 3px;
    background-image: url(https://cdn.deepseek.com/logo.png?x-image-process=image%2Fresize%2Cw_1920);
  }

  &[href^='https://code.visualstudio.com']::before {
    width: 16px;
    height: 16px;
    margin-left: 2px;
    margin-right: 4px;
    background-image: url(https://api.iconify.design/logos:visual-studio-code.svg);
  }

  &[href^='https://marketplace.visualstudio.com']::before,
  &[href^='https://learn.microsoft.com']::before,
  &[href^='https://www.microsoft.com']::before,
  &[href^='https://support.microsoft.com']::before,
  &[href^='https://microsoftedge.microsoft.com']::before {
    width: 16px;
    height: 16px;
    margin-left: 2px;
    margin-right: 4px;
    background-image: url(https://api.iconify.design/logos:microsoft-icon.svg);
  }

  &[href^='https://support.google.com']::before,
  &[href^='https://www.google.com']::before  {
    width: 16px;
    height: 16px;
    margin-left: 2px;
    margin-right: 4px;
    background-image: url(https://api.iconify.design/logos:google-icon.svg);
  }

  &[href^='https://chromewebstore.google.com']::before,
  &[href^='https://chrome.google.com']::before,
  &[href^='https://www.google.com/chrome']::before  {
    width: 18px;
    height: 18px;
    margin-right: 4px;
    background-image: url(https://api.iconify.design/logos:chrome.svg);
  }
  
  &[href^='https://mp.weixin.qq.com']::before,
  &[href^='https://open.weixin.qq.com']::before,
  &[href^='https://developers.weixin.qq.com']::before {
    width: 18px;
    height: 18px;
    margin-right: 4px;
    background-image: url(https://api.iconify.design/simple-icons:wechat.svg?color=%231AAD1A);
  }
}

// 暗黑模式
.dark .vp-doc a {
  &[target='_blank'],
  &[href^='./'],
  &[href^='../'] {
    &::before {
      filter: brightness(.8);
    }
  }
  &[href^='https://github.com']::before {
    background-image: url(https://api.iconify.design/mdi/github.svg?color=%23fff);
  }
}

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然后将 css 注入主题配置

.vitepress/theme/index.ts

// 导入链接样式
import './style/link.scss'

统一性调试

https://default.link.com
https://note.weizwz.com
https://vitepress.dev
https://hexo.io
https://git-scm.com
https://github.com
https://gitee.com
https://developer.mozilla.org
https://vite.dev
https://webpack.js
https://vuejs.org
https://twikoo.js.org
https://element-plus.org
https://nodejs.org
https://npmjs.com
https://pnpm.io
https://react.dev
https://typescriptlang.org
https://uniapp.dcloud.net.cn
https://siliconflow.cn
https://www.deepseek.com
https://code.visualstudio.com
https://marketplace.visualstudio.com
https://www.google.com
https://chrome.google.com
https://mp.weixin.qq.com

VitePress 链接前加图标 ​

实现 ​

统一性调试 ​

VitePress 链接前加图标

实现

统一性调试