username_exists()

​The `delete_all_user_settings()` function in WordPress allows developers to remove all settings of the current user upon triggering

Learn how to use the Gravity Forms `gform_username` filter to create dynamic usernames based on user input. Our step-by-step guide includes examples and code snippets to help you get started.

Learn how to validate data in WordPress using the guide and various functions such as is_int(), is_float(), is_email(), wp_http_validate_url(), rest_is_ipaddress(), and more. Protect your website from vulnerabilities by ensuring data…