(PECL haru >= 0.0.1)
HaruDoc::getStreamSize — Get the size of the temporary stream
Get the size of the temporary stream.
이 함수는 인수가 없습니다.
Returns the size of the data in the temporary stream of the document. The size is zero if the document was not saved to the temporary stream.
오류 시에 HaruException을 던짐.