Now Reading
Creating Dynamic Canonical Links in Your PHP Website Made Easy

Creating Dynamic Canonical Links in Your PHP Website Made Easy

Are you running a PHP website and want to ensure proper SEO optimization? Canonical links play a crucial role in directing search engines to the preferred version of your web pages. But what if you need to generate dynamic canonical links based on your content or skip them for specific pages? In this guide, we’ll walk you through the process of creating dynamic canonical links effortlessly within your PHP website.

Understanding Canonical Links

Before diving into the implementation, let’s grasp the concept of canonical links. Canonical links inform search engines about the preferred URL for a particular webpage when there are multiple URLs with identical or similar content. This helps search engines consolidate the indexing properties for the equivalent pages, avoiding duplicate content issues and ensuring better search engine ranking for your website.

The PHP Solution

In PHP, generating canonical links dynamically is quite straightforward. Here’s how you can do it:

  1. Modify Your Common Header File

If you’re using a common header file across your website (like header.php), you can integrate the following PHP code snippet into it:

<?php if (!isset($skip_canonical) || $skip_canonical !== true) : ?>
    <!-- Canonical link -->
    <link rel="canonical" href="<?= $_SERVER['REQUEST_SCHEME'] . '://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'] ?>">
<?php endif; ?>

This code dynamically generates a canonical link based on the current URL of the webpage. It checks if the $skip_canonical variable is set to true; if not, it inserts the canonical link into the HTML head section.

  1. Skipping Canonical Links for Specific Pages

Sometimes, you may want to exclude certain pages from having canonical links. To achieve this, add the following code snippet above the inclusion of your common header file (header.php or similar) on the specific pages where you want to skip the canonical link:

See Also
google reCAPTCHA v2

$skip_canonical = true;

By setting the $skip_canonical variable to true, you instruct the header file to bypass the dynamic canonical link generation for that particular page.

Why Dynamic Canonical Links Matter

Dynamic canonical links offer flexibility and adaptability to your website’s SEO strategy. They ensure that search engines properly index your content while allowing you to override the canonical URL when necessary. This is particularly useful for dynamically generated pages, such as product listings or search result pages, where the URL structure may vary based on user queries or filters.


Implementing dynamic canonical links in your PHP website is crucial for effective SEO management. By following the simple steps outlined above, you can ensure that search engines accurately crawl and index your web pages, ultimately improving your website’s visibility and ranking in search results.

What's Your Reaction?
In Love
Not Sure
View Comments (0)

Leave a Reply

Your email address will not be published.

© 2020 All Rights Reserved. |

Scroll To Top