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mysqli_stmt_data_seek

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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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mysqli_stmt_close

Уровень выше

mysqli_stmt_errno 22222

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