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SEO Guide

コミュニティ・ウィキ & フォーラム

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カテゴリー

フロントエンド開発

最終更新

2024年1月

投稿者

アクティブな投稿者 42人

関連トピック

HTMLJavaScriptWeb Design

Search engine optimization tips and tricks for developers

Meta Tags

Essential meta tags for SEO, social sharing, and search engine visibility.

<!-- Essential SEO meta tags -->
<head>
  <title>Page Title | Site Name</title>
  <meta name="description" content="Page description, 150-160 characters" />
  <meta name="keywords" content="keyword1, keyword2, keyword3" />
  
  <!-- Open Graph / Facebook -->
  <meta property="og:type" content="website" />
  <meta property="og:url" content="https://example.com/" />
  <meta property="og:title" content="Page Title" />
  <meta property="og:description" content="Page description" />
  <meta property="og:image" content="https://example.com/image.jpg" />
  
  <!-- Twitter -->
  <meta property="twitter:card" content="summary_large_image" />
  <meta property="twitter:url" content="https://example.com/" />
  <meta property="twitter:title" content="Page Title" />
  <meta property="twitter:description" content="Page description" />
  <meta property="twitter:image" content="https://example.com/image.jpg" />
</head>

Structured Data

Use JSON-LD structured data to help search engines understand your content better.

<!-- Article structured data -->
<script type="application/ld+json">
{
  "@context": "https://schema.org",
  "@type": "Article",
  "headline": "Article Title",
  "description": "Article description",
  "image": "https://example.com/image.jpg",
  "author": {
    "@type": "Person",
    "name": "Author Name"
  },
  "publisher": {
    "@type": "Organization",
    "name": "Publisher Name",
    "logo": {
      "@type": "ImageObject",
      "url": "https://example.com/logo.png"
    }
  },
  "datePublished": "2024-01-15",
  "dateModified": "2024-01-20"
}
</script>

Next.js SEO Setup

Implement SEO best practices in Next.js with metadata API and sitemap generation.

// app/layout.tsx - Root metadata
export const metadata = {
  title: {
    default: 'Site Name',
    template: '%s | Site Name',
  },
  description: 'Site description',
  openGraph: {
    title: 'Site Name',
    description: 'Site description',
    url: 'https://example.com',
    siteName: 'Site Name',
    images: ['/og-image.jpg'],
    type: 'website',
  },
};

// app/blog/[slug]/page.tsx - Dynamic metadata
// export async function generateMetadata({ params }) {
//   const post = await getPost(params.slug);
//   return {
//     title: post.title,
//     description: post.excerpt,
//     openGraph: {
//       images: [post.image],
//     },
//   };
// }

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