dba_existsPHP ManualPrevNextdba_existsdba_exists -- Check whether key existsDescriptionbool dba_exists(string key, int handle); dba_exists() checks whether the specified key exists in the database specified by handle. key is the key the check is performed for. handle is a database handle returned by dba_open(). dba_exists() returns true or false, if the key is found or not found, respectively. See also: dba_fetch() dba_delete() dba_insert() dba_replace() PrevHomeNextdba_deleteUpdba_fetch