Username from e-mail
As far as i know there is no hook or filter to provide a custom User name for default registration process, however if you really want to modify it, you can alter the $_POST data. here is the sample code: add_action(‘wp_loaded’, ‘wpse_138736_filter_username’); function wpse_138736_filter_username(){ //your code to extract username from email $_POST[‘user_login’] = ‘test’; } … Read more