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dba_fetch> <dba_delete
Last updated: Fri, 26 Dec 2008

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dba_exists

(PHP 4, PHP 5)

dba_existsVérifie qu'une clé DBA existe

Description

bool dba_exists ( string $key , resource $handle )

dba_exists() vérifie si la clé key existe dans la base identifiée par handle .

Liste de paramètres

key

La clé à vérifier.

handle

Le gestionnaire de base de données, retourné par dba_open() ou dba_popen().

Valeurs de retour

Retourne TRUE si la clé existe, FALSE sinon.



add a note add a note User Contributed Notes
dba_exists
frenzy dot ivan at gmail dot com
27-Nov-2008 02:37
<?php

$index
= 4;
$id = dba_open("frenzy.db", "w", "flatfile");
if(!
$id) exit ("Some error...");
if(
dba_exists($index, $id)) exit ("This key is using");
dba_close($id);

?>

dba_fetch> <dba_delete
Last updated: Fri, 26 Dec 2008
 
 
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