validate_username
Filters whether the provided username is valid.
Usage
add_filter( 'validate_username', 'wp_kama_validate_username_filter', 10, 2 ); /** * Function for `validate_username` filter-hook. * * @param bool $valid Whether given username is valid. * @param string $username Username to check. * * @return bool */ function wp_kama_validate_username_filter( $valid, $username ){ // filter... return $valid; }
- $valid(true|false)
- Whether given username is valid.
- $username(string)
- Username to check.
Changelog
Since 2.0.1 | Introduced. |
Where the hook is called
validate_username
wp-includes/user.php 2009
return apply_filters( 'validate_username', $valid, $username );