public function getDescription()
    {
        if (is_string($this->str_description)) {
            $description = new S($this->str_description);

            return $description->wrap(OptionItem::getWidth());
        } else {
            return null;
        }
    }
public function getDescription()
    {
        if (is_string($this->str_description)) {
            $description = new S($this->str_description);

            return $description->wrap(OptionItem::getWidth());
        } else {
            return null;
        }
    }
public function getDescription ( ) { if ( is_string ( $ this -> str_description ) ) { $ description = new S ( $ this -> str_description ) ; return $ description -> wrap ( OptionItem :: getWidth ( ) ) ; } else { return null ; } }
Getsthe description part.

This follows terminal size or not if `flexible()` method was called or not before.

@access public
@return string
Getsthe description part .