PHP: mysqli_stmt_data_seek - Manual

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Last updated: Sat, 27 Jan 2007

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# mysqli_stmt_data_seek

(PHP 5)

mysqli_stmt_data_seek

(no version information, might be only in CVS)

stmt->data_seek -- Seeks to an arbitray row in statement result set

## Description

Procedural style:

void mysqli_stmt_data_seek ( mysqli_stmt statement, int offset )

Object oriented style (method):

class mysqli_stmt {
void data_seek ( int offset )
}

The mysqli_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..mysqli_stmt_num_rows() - 1).

## Возвращаемые значения

Returns `NULL` on success or `FALSE` on failure.

## Смотрите также

mysqli_prepare().

## Примеры

Пример 1. Object oriented style

`<?php
/* Open a connection */
$mysqli = new mysqli("localhost", "my_user", "my_password", "world");
/* check connection */
if (mysqli_connect_errno()) {
printf("Connect failed: %s\n", mysqli_connect_error());
exit();
}
$query = "SELECT Name, CountryCode FROM City ORDER BY Name";
if ($stmt = $mysqli->prepare($query)) {
/* execute query */
$stmt->execute();
/* bind result variables */
$stmt->bind_result($name, $code);
/* store result */
$stmt->store_result();
/* seek to row no. 400 */
$stmt->data_seek(399);
/* fetch values */
$stmt->fetch();
printf ("City: %s Countrycode: %s\n", $name, $code);
/* close statement */
$stmt->close();
}
/* close connection */
$mysqli->close();
?>`

Пример 2. Procedural style

`<?php
/* Open a connection */
$link = mysqli_connect("localhost", "my_user", "my_password", "world");
/* check connection */
if (mysqli_connect_errno()) {
printf("Connect failed: %s\n", mysqli_connect_error());
exit();
}
$query = "SELECT Name, CountryCode FROM City ORDER BY Name";
if ($stmt = mysqli_prepare($link, $query)) {
/* execute query */
mysqli_stmt_execute($stmt);
/* bind result variables */
mysqli_stmt_bind_result($stmt, $name, $code);
/* store result */
mysqli_stmt_store_result($stmt);
/* seek to row no. 400 */
mysqli_stmt_data_seek($stmt, 399);
/* fetch values */
mysqli_stmt_fetch($stmt);
printf ("City: %s Countrycode: %s\n", $name, $code);
/* close statement */
mysqli_stmt_close($stmt);
}
/* close connection */
mysqli_close($link);
?>`

Результат выполнения данного примера:

    City: Benin City  Countrycode: NGA

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Last updated: Sat, 27 Jan 2007
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