(PHP 4 >= 4.0.5, PHP 5 <= 5.0.5, PECL mnogosearch >= 1.0.0)
udm_free_agent — Free mnoGoSearch session
$agent
Freeing up memory allocated for agent session.
agent
A link to Agent, received after call to udm_alloc_agent().
成功时返回 TRUE， 或者在失败时返回 FALSE。
TRUE
FALSE