What is WordPress Hook: show_network_site_users_add_existing_form
The show_network_site_users_add_existing_form hook is a specific WordPress hook that allows developers to modify the behavior of the “Add Existing User” form on the network admin users screen.
Understanding the Hook: show_network_site_users_add_existing_form
The show_network_site_users_add_existing_form hook is located within the network admin users screen in WordPress. It provides developers with the ability to customize the form used to add existing users to a specific site within a multisite network.
Hook Parameters (if applicable): show_network_site_users_add_existing_form
The show_network_site_users_add_existing_form hook does not accept any arguments or parameters.
Hook Doesn’t Work: show_network_site_users_add_existing_form
If the show_network_site_users_add_existing_form hook doesn’t work as expected, it may be due to conflicts with other plugins or themes. It is recommended to deactivate other plugins and switch to a default theme to troubleshoot the issue.
Best Practices & Usage Notes (if applicable): show_network_site_users_add_existing_form
When using the show_network_site_users_add_existing_form hook, it is important to note that any modifications made to the “Add Existing User” form should be thoroughly tested to ensure compatibility with other network-related functionality. Additionally, it is recommended to use this hook sparingly and only when necessary to avoid potential conflicts.
Usage Example: show_network_site_users_add_existing_form
“`php
function custom_modify_network_site_users_add_existing_form( $form_html ) {
// Modify the existing user form here
return $form_html;
}
add_filter( ‘show_network_site_users_add_existing_form’, ‘custom_modify_network_site_users_add_existing_form’ );
“`
