function user_validate_name

Verify the syntax of the given name.

Parameters

string $name: The user name to validate.

Return value

string|null A translated violation message if the name is invalid or NULL if the name is valid.

See also

https://www.drupal.org/node/3431205

File

core/modules/user/user.module, line 85

Code

function user_validate_name($name) {
    @trigger_error(__METHOD__ . '() is deprecated in drupal:10.3.0 and is removed from drupal:12.0.0. Use \\Drupal\\user\\UserNameValidator::validateName() instead. See https://www.drupal.org/node/3431205', E_USER_DEPRECATED);
    $violations = \Drupal::service('user.name_validator')->validateName($name);
    if (count($violations) > 0) {
        return $violations[0]->getMessage();
    }
}