isAttributeRequired() публичный метод

This is determined by checking if the attribute is associated with a [[\yii\validators\RequiredValidator|required]] validation rule in the current [[scenario]]. Note that when the validator has a conditional validation applied using [[\yii\validators\RequiredValidator::$when|$when]] this method will return false regardless of the when condition because it may be called be before the model is loaded with data.
public isAttributeRequired ( string $attribute ) : boolean
$attribute string attribute name
Результат boolean whether the attribute is required
Пример #1
0
 /**
  * @param \yii\base\Model $model
  * @param array[]         $fields
  *
  * @return bool
  */
 public static function hasRequiredFields($model, $fields)
 {
     foreach ($fields as $column) {
         if (!is_array($column)) {
             if ($column instanceof ActiveField && $model->isAttributeRequired($column->attribute)) {
                 return true;
             }
             continue;
         }
         foreach ($column as $row) {
             if (!is_array($row)) {
                 if ($row instanceof ActiveField && $model->isAttributeRequired($row->attribute)) {
                     return true;
                 }
                 continue;
             }
             if (static::hasRequiredFields($model, $row)) {
                 return true;
             }
         }
     }
     return false;
 }
Пример #2
0
 /**
  * Generate a placeholder from attribute label
  *
  * @param Model $model
  * @param string $attr
  * @return string
  */
 public static function placeholder(Model $model, $attr)
 {
     return $model->getAttributeLabel($attr) . ($model->isAttributeRequired($attr) ? ' *' : '');
 }