(PECL haru >= 0.0.1)
HaruDoc::getPageMode — Get current page mode
Get the current page mode. See HaruDoc::setPageMode() for the list of possible values.
此函数没有参数。
Returns the page mode currently set in the document. See HaruDoc::setPageMode() for the list of possible values.
发生错误时抛出 HaruException 异常。