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dba_exists

(PHP 4, PHP 5)

dba_exists — Check whether key exists

Description

bool dba_exists ( string $key , resource $handle )

dba_exists() checks whether the specified key exists in the database.

Parameters

key: The key the check is performed for.
handle: The database handler, returned by dba_open() or dba_popen().

Return Values

Returns TRUE if the key exists, FALSE otherwise.

See Also

dba_delete() - Delete DBA entry specified by key
dba_fetch() - Fetch data specified by key
dba_insert() - Insert entry
dba_replace() - Replace or insert entry