(PHP 4 >= 4.0.5, PECL yaz >= 0.9.0)
yaz_present — Prepares for retrieval (Z39.50 present)
This function prepares for retrieval of records after a successful search.
The yaz_range() function should be called prior to this function to specify the range of records to be retrieved.
성공할 경우 TRUE를, 실패할 경우 FALSE를 반환합니다.