DBA Funzioni
PHP Manual

dba_exists

(PHP 4, PHP 5)

dba_existsCheck whether key exists

Descrizione

bool dba_exists ( string $key , resource $handle )

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

Elenco dei parametri

key

The key the check is performed for.

handle

The database handler, returned by dba_open() or dba_popen().

Valori restituiti

Returns TRUE if the key exists, FALSE otherwise.

Vedere anche:


DBA Funzioni
PHP Manual