​The `auth_cookie_valid` PHP action in WordPress is triggered when an authentication cookie has been successfully validated. This article provides examples and usage instructions for adding custom functions to be executed…

The 'auth_cookie_malformed' PHP action in WordPress is triggered when a user's authentication cookie is invalid. Causes include tampering, expiration, or improper setting.

The 'auth_cookie_expired' PHP action: Triggered on expired authentication cookies in WordPress.

The ‘admin_action_{$action}’ PHP action is a powerful tool for handling custom actions in the WordPress admin area. By adding a callback function to the hook, you can easily process form…

​Learn how to use the WordPress `admin_post_send_email_notifications` PHP action, which fires on an authenticated admin post request where no action is supplied. Add the action using `add_action()` and customize it…

Learn how to use the WordPress `admin_post_delete_custom_post_type_item` PHP action to delete a custom post type item and redirect the user to a specific page. This action is fired on an…

Learn how to use the WordPress `wp_login` PHP action with an example of using it to redirect users to a custom page after successful login, log user login events, send…

Learn how to use the WordPress `get_permalink()` PHP function to retrieve the full permalink for a post, display it, and redirect users to a specific page using the page ID.

​The `admin_init` WordPress action allows you to run custom functions when the admin dashboard is loaded, such as adding custom CSS or creating a new setting page