maxdb_stmt_data_seek
maxdb_stmt::data_seek
(PECL maxdb >= 1.0)
maxdb_stmt_data_seek -- maxdb_stmt::data_seek — Seeks to an arbitray row in statement result set
Описание
Процедурный стиль
maxdb_stmt_data_seek
( resource
$statement
, int $offset
) : boolОбъектно-ориентированный стиль
maxdb_stmt::data_seek
( int
$offset
) : bool
The maxdb_stmt_data_seek() function seeks to an arbitrary result pointer
specified by the offset in the statement result set represented by
statement. The offset parameter must be between
zero and the total number of rows minus one (0..maxdb_stmt_num_rows() - 1).
Возвращаемые значения
Возвращает TRUE в случае успешного завершения или FALSE в случае возникновения ошибки.
Примеры
Пример #1 Объектно-ориентированный стиль
<?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();
}
$query = "SELECT name, zip FROM hotel.city ORDER BY name";
if ($stmt = $maxdb->prepare($query)) {
/* execute query */
$stmt->execute();
/* bind result variables */
$stmt->bind_result($name, $code);
/* store result */
$stmt->store_result();
/* seek to row no. 5 */
$stmt->data_seek(5);
/* fetch values */
$stmt->fetch();
printf ("City: %s Zip: %s\n", $name, $code);
/* close statement */
$stmt->close();
}
/* close connection */
$maxdb->close();
?>
Пример #2 Процедурный стиль
<?php
/* Open a connection */
$link = maxdb_connect("localhost", "MONA", "RED", "DEMODB");
/* check connection */
if (maxdb_connect_errno()) {
printf("Connect failed: %s\n", maxdb_connect_error());
exit();
}
$query = "SELECT name, zip FROM hotel.city ORDER BY name";
if ($stmt = maxdb_prepare($link, $query)) {
/* execute query */
maxdb_stmt_execute($stmt);
/* bind result variables */
maxdb_stmt_bind_result($stmt, $name, $code);
/* store result */
maxdb_stmt_store_result($stmt);
/* seek to row no. 5 */
maxdb_stmt_data_seek($stmt, 5);
/* fetch values */
maxdb_stmt_fetch($stmt);
printf ("City: %s Zip: %s\n", $name, $code);
/* close statement */
maxdb_stmt_close($stmt);
}
/* close connection */
maxdb_close($link);
?>
Результатом выполнения данного примера будет что-то подобное:
City: Dallas Zip: 75243