前端框架通过以下方式影响SEO效果:
| 框架名称 | 渲染模式 | SSR支持 | 预渲染方案 | 学习成本 |
|---|---|---|---|---|
| React | CSR/SSR | Next.js | React Snap | 中等 |
| Vue | CSR/SSR | Nuxt.js | Vue Prerender | 低 |
| Angular | CSR/SSR | Angular Universal | Prerender.io | 高 |
| Svelte | CSR/SSR | SvelteKit | 内置预渲染 | 低 |
安装依赖:
npm install next react react-dom
在page目录下创建页面组件:
export async function getServerSideProps() {
const data = await fetch('https://api.example.com/data');
return {
props: { data },
};
}
export default function Page({ data }) {
return <div>{data.title}</div>;
}
next.config.js配置:
module.exports = {
async headers() {
return [
{
source: '/(.*)',
headers: [
{
key: 'X-Content-Type-Options',
value: 'nosniff'
}
],
},
];
}
};
nuxt.config.js配置:
export default {
target: 'static',
generate: {
fallback: true
},
head: {
titleTemplate: '%s - SEO优化',
meta: [
{ charset: 'utf-8' },
{ name: 'description', content: '页面描述' }
]
}
};
配置prerender服务:
// prerender.js
const prerender = require('prerender');
const server = prerender();
server.start();
Nginx代理设置:
location / {
set $prerender 0;
if ($http_user_agent ~* "googlebot|bingbot|yandex|baiduspider") {
set $prerender 1;
}
if ($args ~ "_escaped_fragment_") {
set $prerender 1;
}
if ($prerender = 1) {
rewrite .* /$scheme://$host$request_uri? break;
proxy_pass http://prerender;
}
}
React Helmet配置示例:
import { Helmet } from 'react-helmet';
function SEO({ title, description }) {
return (
<Helmet>
<title>{title}</title>
<meta name="description" content={description} />
<meta property="og:title" content={title} />
</Helmet>
);
}
LCP优化措施:
CLS优化方法:
JSON-LD实现示例:
const structuredData = {
'@context': 'https://schema.org',
'@type': 'Article',
'headline': '标题',
'datePublished': '2023-01-01T00:00:00Z'
};
<script type="application/ld+json">
{JSON.stringify(structuredData)}
</script>
使用curl模拟Googlebot:
curl -A "Mozilla/5.0 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)" http://example.com
Chrome爬虫预览:
Lighthouse CI集成:
// .github/workflows/lighthouse.yml
name: Lighthouse CI
on: [push]
jobs:
lighthouse:
runs-on: ubuntu-latest
steps:
- uses: actions/checkout@v2
- run: npm install && npm run build
- uses: GoogleChrome/lighthouse-ci@v8
with:
uploadArtifacts: true
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