Use this PHP variable snippet to deploy a self-referencing canonical tag to your PHP (semi-dynamic & dynamic) powered website.
Add the following to your head section
If the variable is not required, then use this instead
Let's break this down, the
Is calling the domain name (HOST), and the second part is calling the URI
I would recommend that you enforce a rule to have a trailing forward-slash or a rule to enforce without a trailing forward-slash. Otherwise, you're prone to creating a canonical tag for both with or without trailing slash, and, that is not good for SEO.
Comment below if you need any help with this.
Add the following to your head section
Code:
<?php $canonical="https://$_SERVER[HTTP_HOST]$_SERVER[REQUEST_URI]"; echo "<link rel='canonical' href=$canonical>" . "\n"; ?>If the variable is not required, then use this instead
Code:
<link rel="canonical" href="<?php echo "https://$_SERVER[HTTP_HOST]$_SERVER[REQUEST_URI]"; ?>">Let's break this down, the
Code:
https://$_SERVER[HTTP_HOSTIs calling the domain name (HOST), and the second part is calling the URI
Code:
$_SERVER[REQUEST_URI]I would recommend that you enforce a rule to have a trailing forward-slash or a rule to enforce without a trailing forward-slash. Otherwise, you're prone to creating a canonical tag for both with or without trailing slash, and, that is not good for SEO.
Comment below if you need any help with this.