/**
* Returns true if the property $name is set, otherwise false.
*
* @param string $name
* @return bool
* @ignore
*/
public function __isset($name)
{
switch ($name) {
case 'plainText':
case 'htmlText':
case 'charset':
case 'encoding':
return isset($this->properties[$name]);
case 'options':
return isset($this->options);
default:
return parent::__isset($name);
}
}
