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dba_handlers> <dba_fetch
Last updated: Fri, 22 Aug 2008

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dba_firstkey

(PHP 4, PHP 5)

dba_firstkeyRecuperar la primera clave

Descripción

string dba_firstkey ( resource $gestor )

dba_firstkey() devuelve la primera clave de la base de datos y reestablece el apuntador de clave interno. Esto permite una búsqueda lineal a través de la base de datos completa.

Lista de parámetros

gestor

El gestor de base de datos, devuelto por dba_open() o dba_popen().

Valores retornados

Devuelve la clave en caso de tener éxito, o FALSE de lo contrario.

Ver también



add a note add a note User Contributed Notes
dba_firstkey
psycho-logic at excite dot com
22-Oct-2003 05:38
Looks like Jacky is using some DB object? I don't know if it's native to PHP or written on it's own... Anyways this is what I use:

$DBCon = dba_open("/tmp/test_db.db2", "r", "db2") or die("Uh oh, can't open the database :(");
if ($the_key = dba_firstkey($DBCon)) do {
    print("Key: $the_key    Value:");
    print dba_fetch($the_key, $DBCon);
    print("<BR>");
} while ($the_key = dba_nextkey($DBCon));
print ("<BR><BR><BR>Well looks like we're done here :-)");
jacky dot jackyhung dot net
17-Jan-2002 05:17
for ($key = dba_firstkey($this->handle); $key !== false; $key = dba_nextkey($this->handle)) {
            $keyset[] = $key;
        } // end for

dba_handlers> <dba_fetch
Last updated: Fri, 22 Aug 2008
 
 
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