What is WordPress Hook: pre_get_document_title
The pre_get_document_title hook in WordPress is used to modify the document title before it is generated and displayed on the website. This hook allows developers to change the title of the document dynamically based on certain conditions or criteria.
Understanding the Hook: pre_get_document_title
The pre_get_document_title hook is located within the WordPress theme or plugin files. It is typically added to the functions.php file of a theme or within a custom plugin. This hook is called before the document title is generated, giving developers the opportunity to modify it as needed.
Hook Parameters (if applicable): pre_get_document_title
The pre_get_document_title hook does not accept any parameters. It is simply a way for developers to modify the document title without needing to pass any additional arguments.
Hook Doesn’t Work: pre_get_document_title
If the pre_get_document_title hook is not working as expected, it could be due to incorrect placement within the theme or plugin files. Developers should ensure that the hook is added in the appropriate location and that any conditions or logic within the hook are properly configured.
Best Practices & Usage Notes (if applicable): pre_get_document_title
When using the pre_get_document_title hook, it is important to consider the impact on SEO. Modifying the document title should be done strategically to ensure that it accurately reflects the content of the page and includes relevant keywords. Additionally, developers should be mindful of any potential conflicts with other plugins or themes that may also be modifying the document title.
pre_get_document_title Usage Example: pre_get_document_title
“`php
function custom_document_title( $title ) {
if ( is_singular() ) {
$title = ‘Custom Title: ‘ . $title;
}
return $title;
}
add_filter( ‘pre_get_document_title’, ‘custom_document_title’ );
“`
In this example, the pre_get_document_title hook is used to add a custom prefix to the document title for singular pages. The function checks if the current page is a singular post or page, and if so, it modifies the title accordingly.
