terms_pre_query

What is WordPress Hook: terms_pre_query

The terms_pre_query hook in WordPress is used to modify the terms before they are retrieved from the database. This hook allows developers to alter the terms query parameters before the query is executed, providing a way to customize the results based on specific criteria.

Understanding the Hook: terms_pre_query

The terms_pre_query hook is located within the WP_Term_Query class in the WordPress core. It is called before the terms are retrieved from the database, allowing developers to modify the query parameters such as taxonomy, number of terms, and other parameters that affect the terms query.

Hook Parameters (if applicable): terms_pre_query

The terms_pre_query hook accepts the $args parameter, which is an array of arguments for retrieving terms from the database. Developers can modify this parameter to customize the terms query based on their specific requirements.

Hook Doesn’t Work: terms_pre_query

If the terms_pre_query hook doesn’t work as expected, it could be due to incorrect usage of the hook or conflicts with other plugins or themes. Developers should ensure that the hook is being used correctly and check for any conflicts with other code that may be affecting its functionality.

Best Practices & Usage Notes (if applicable): terms_pre_query

When using the terms_pre_query hook, it’s important to consider the impact of modifying the terms query on the overall performance of the website. Developers should also be mindful of any potential conflicts with other plugins or themes that may also be modifying the terms query.

terms_pre_query Usage Example: terms_pre_query

“`php
function custom_terms_pre_query( $args ) {
// Modify the terms query parameters
$args[‘taxonomy’] = ‘custom_taxonomy’;
$args[‘number’] = 10;

return $args;
}
add_filter( ‘terms_pre_query’, ‘custom_terms_pre_query’ );
“`
In this example, the terms_pre_query hook is used to modify the taxonomy and number of terms retrieved from the database, customizing the terms query based on specific requirements.

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