Want to display professional code snippets in your Blogger posts just like GitHub or VS Code? In this guide, I’ll show you how to add syntax-highlighted, gray-background code blocks that your readers can easily select and copy.
This method is 100% SEO-friendly, requires no external plugins, and won't slow down your website—perfect for passing AdSense quality checks.
Key Features of This Method
- Dark & Light Themes: Choose the style that fits your blog.
- Copy-Friendly: Pure text format, not an image, so Google can index your code.
- AdSense Optimized: Clean HTML structure that doesn't trigger "Low Value Content."
- Mobile Responsive: Horizontal scroll for long lines of code.
Method 1: Basic Inline Styled Code Block
This is the simplest way. Just paste this HTML code directly into your post editor in HTML View.
HTML Snippet
<pre style="background: #2d2d2d; border-radius: 6px; color: #f8f8f2; overflow-x: auto; padding: 15px;">
<code style="font-family: monospace;">
function greet(name) {
return `Hello, ${name}!`;
}
</code>
</pre>
Output Example 1:
function greet(name) {
return `Hello, ${name}!`;
}
Method 2: Advanced Syntax Highlighting (Prism.js)
For a true VS Code look with different colors for variables and functions, use this class-based method.
Advanced Snippet
<pre><code class="language-javascript">
function greet(name) {
return `Hello, ${name}!`;
}
</code></pre>
Output Example 2:
function greet(name) {
return `Hello, ${name}!`;
}
Conclusion
Using these code blocks makes your technical blog posts much more professional and easier to read. Remember, clear and copyable code increases user time-on-page, which is a great signal for SEO ranking.
If you found this helpful, let me know in the comments!
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