PHP 5.4.36 Released

maxdb_data_seek

maxdb_result::data_seek

(PECL maxdb >= 1.0)

maxdb_data_seek -- maxdb_result::data_seekAdjusts the result pointer to an arbitary row in the result

Descrição

Estilo procedural

bool maxdb_data_seek ( resource $result , int $offset )

Estilo orientado à objeto

bool maxdb_result::data_seek ( int $offset )

The maxdb_data_seek() function seeks to an arbitrary result pointer specified by the offset in the result set represented by result. The offset parameter must be between zero and the total number of rows minus one (0..maxdb_num_rows() - 1).

Valor Retornado

Retorna TRUE em caso de sucesso ou FALSE em caso de falha.

Exemplos

Exemplo #1 Estilo orientado à objeto

<?php
/* Open a connection */
$maxdb = new maxdb("localhost""MONA""RED""DEMODB");

/* check connection */
if (maxdb_connect_errno()) {
   
printf("Connect failed: %s\n"maxdb_connect_error());
   exit();
}

$query "SELECT name, state FROM hotel.city ORDER BY name";
if (
$result $maxdb->query$query)) {

   
/* seek to row no. 10 */
   
$result->data_seek(10);

   
/* fetch row */
   
$row $result->fetch_row();

   
printf ("City: %s  State: %s\n"$row[0], $row[1]);

   
/* free result set*/
   
$result->close();
}

/* close connection */
$maxdb->close();
?>

Exemplo #2 Estilo procedural

<?php
$link 
maxdb_connect("localhost""MONA""RED""DEMODB");

/* check connection */
if (!$link) {
   
printf("Connect failed: %s\n"maxdb_connect_error());
   exit();
}

$query "SELECT name, state FROM hotel.city ORDER BY name";

if (
$result maxdb_query($link$query)) {

   
/* seek to row no. 400 */
   
maxdb_data_seek($result10);

   
/* fetch row */
   
$row maxdb_fetch_row($result);

   
printf ("City: %s  State: %s\n"$row[0], $row[1]);

   
/* free result set*/
   
maxdb_free_result($result);
}

/* close connection */
maxdb_close($link);
?>

O exemplo acima irá imprimir algo similar à:

City: Irvine  State: CA

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