dba_firstkey
dba_firstkey
(PHP 4, PHP 5, PHP 7)
dba_firstkey — Fetch first key
Description
string dba_firstkey ( resource $handle )
dba_firstkey() returns the first key of the database and resets the internal key pointer. This permits a linear search through the whole database.
Parameters
-
handle -
The database handler, returned by 登录查看完整内容
