yaz_present
(PHP 4 >= 4.0.5, PECL yaz:0.9-1.0.9)
yaz_present — Prepares for retrieval (Z39.50 present)
说明
bool yaz_present
( resource $id
)
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.
返回值
如果成功则返回 TRUE，失败则返回 FALSE。
