udm_get_doc_count()
(PHP 4 >= 4.0.5, PHP 5 < 5.1.0, PECL mnogosearch >= 1.0.0)
Get total number of documents in database
说明
udm_get_doc_count(resource $agent): int
udm_get_doc_count() returns the number of documents in the database.
参数
- $agent
A link to Agent, received after call to udm_alloc_agent().
返回值
Returns the number of documents.
注释
Note:This function is supported only in mnoGoSearch 3.1.11 or later.