*/ namespace yiiunit\extensions\bootstrap5\data; use yii\base\Model; class User extends Model { public $firstName; public $lastName; public $username; public $password; /** * {@inheritdoc} */ public function rules() { return [ ['username', 'string', 'min' => 4], ['password', 'string', 'min' => 8, 'max' => '20'], [['username', 'password'], 'required'] ]; } /** * {@inheritdoc} */ public function attributeHints() { return [ 'username' => 'Your username must be at least 4 characters long', 'password' => 'Your password must be 8-20 characters long, contain letters and numbers, and must not contain spaces, special characters, or emoji.' ]; } }