maxdb_data_seek
maxdb_result::data_seek
(PECL maxdb >= 1.0)
maxdb_data_seek -- maxdb_result::data_seek — Adjusts the result pointer to an arbitary row in the result
Açıklama
Yordamsal kullanım
maxdb_data_seek
( resource
$result
, int $offset
) : boolNesne yönelimli kullanım
maxdb_result::data_seek
( int
$offset
) : bool
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).
Dönen Değerler
Başarı durumunda TRUE, başarısızlık durumunda FALSE döner.
Örnekler
Örnek 1 Nesne yönelimli kullanım
<?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();
?>
Örnek 2 Yordamsal kullanım
<?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, $query)) {
/* seek to row no. 400 */
maxdb_data_seek($result, 10);
/* 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);
?>
Yukarıdaki örnek şuna benzer bir çıktı üretir:
City: Irvine State: CA
Ayrıca Bakınız
- maxdb_store_result() - Transfers a result set from the last query
- maxdb_fetch_row() - Get a result row as an enumerated array
- maxdb_num_rows() - Gets the number of rows in a result
add a note
User Contributed Notes
There are no user contributed notes for this page.
