The WordPress 'newblogname' PHP filter allows developers to modify the new site name during site creation.

The WordPress 'register' PHP filter allows developers to modify the registration process for users on their website. This filter can be used to add custom fields, validate user input, and…

The 'register_meta_args' PHP filter in WordPress allows developers to customize the behavior of metadata registration.

The 'register_post_type_args' PHP filter in WordPress allows developers to modify the arguments used when registering a custom post type. This can be useful for customizing the behavior and capabilities of…

The 'register_setting_args' PHP filter in WordPress allows developers to modify the arguments used when registering a setting. This can be useful for customizing the behavior of settings in plugins or…

The 'register_url' PHP filter in WordPress allows developers to customize the registration URL for users. This can be useful for creating a more streamlined registration process or for adding additional…

The 'registration_errors' PHP filter in WordPress allows developers to customize error messages and validation rules for user registration forms.

The 'registration_redirect' PHP filter in WordPress allows developers to customize the redirect URL after a user registers on a website. This filter can be used to improve user experience and…

The 'edit_user_profile' action in WordPress allows developers to add custom fields to user profiles. This can be useful for collecting additional information about users or for creating custom user roles…