udm_api_version() returns the mnoGoSearch API version
number. E.g. if mnoGoSearch 3.1.10 API is used, this function will return
30110.
This function allows the user to identify which API functions are
available, e.g. udm_get_doc_count() function is only
available in mnoGoSearch 3.1.11 or later.
Пример 1. udm_api_version() example
<?php if (udm_api_version() >= 30111) { echo "Total number of URLs in database: " . udm_get_doc_count($udm) . "<br />\n"; } ?>