dba_firstkey -- Fetch first key


string dba_firstkey(int handle);

dba_firstkey() returns the first key of the database specified by handle and resets the internal key pointer. This permits a linear search through the whole database.

handle is a database handle returned by dba_open().

dba_firstkey() returns the key or false depending on whether it succeeds or fails, respectively.

See also: dba_nextkey()