get_canonical_url

What is WordPress Hook: get_canonical_url

The get_canonical_url hook in WordPress is used to retrieve the canonical URL for the current page. This hook allows developers to modify or filter the canonical URL before it is output.

Understanding the Hook: get_canonical_url

The get_canonical_url hook is located within the WordPress process that determines the canonical URL for a page. It is typically used in the header.php file or within the functions.php file of a theme.

Hook Parameters (if applicable): get_canonical_url

The get_canonical_url hook does not accept any arguments or parameters.

Hook Doesn’t Work: get_canonical_url

If the get_canonical_url hook is not working as expected, it may be due to conflicts with other plugins or themes that are also modifying the canonical URL. To troubleshoot, try disabling other plugins or switching to a default WordPress theme to see if the issue persists.

Best Practices & Usage Notes (if applicable): get_canonical_url

When using the get_canonical_url hook, it’s important to consider the impact of any modifications on SEO and site indexing. It’s best practice to only use this hook if there is a specific need to modify the canonical URL, and to thoroughly test any changes to ensure they do not negatively impact search engine visibility.

Usage Example: get_canonical_url

“`php
function custom_canonical_url( $canonical_url ) {
// Modify the canonical URL here
return $canonical_url;
}
add_filter( ‘get_canonical_url’, ‘custom_canonical_url’ );
“`

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