(PHP 4 >= 4.0.5, PECL yaz:0.9-1.0.9)
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.
The connection resource returned by yaz_connect().
Returns TRUE on success or FALSE on failure.