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# dba_firstkey

(3.0.8 - 3.0.18 only, PHP 4 >= 4.0.0)

dba_firstkey -- Fetch first key

## Description

``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() and example 2 in the DBA overview

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