Using WordPress ‘check_admin_referer()’ PHP function
Ensures intent by verifying that a user was referred from another admin page with the correct security nonce.
PHP
Using WordPress ‘add_submenu_page()’ PHP function
The `add_submenu_page()` function in WordPress allows developers to create custom submenus within the WordPress admin interface by specifying a parent menu, page…
Using WordPress ‘add_site_option()’ PHP function
The `add_site_option()` function in WordPress allows you to add a new option for your website's network
Using WordPress ‘add_settings_error()’ PHP function
Registers a settings error to be displayed to the user.