__unset() public method
Sets an object property to null. Do not call this method directly as it is a PHP magic method that will be implicitly called when executing unset($object->property). Note that if the property is not defined, this method will do nothing. If the property is read-only, it will throw an exception. See also http://php.net/manual/en/function.unset.php.
public void __unset ( $name )$name string
The property name throws yii\base\InvalidCallException
if the property i