PHP: fbsql_data_seek - Manual

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Last updated: Sat, 27 Jan 2007

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# fbsql_data_seek

(PHP 4 >= 4.0.6, PHP 5)

fbsql_data_seek -- Move internal result pointer

## Описание

bool fbsql_data_seek ( resource result, int row_number )

Moves the internal row pointer of the FrontBase result associated with the specified result identifier to point to the specified row number.

The next call to fbsql_fetch_row() would return that row.

## Список параметров

`result`

  A result identifier returned by fbsql_query() or fbsql_db_query().

`row_number`

  The row number. Starts at 0.

## Возвращаемые значения

Возвращает `TRUE` в случае успешного завершения или `FALSE` в случае возникновения ошибки.

## Примеры

Пример 1. fbsql_data_seek() example

`<?php
$link = fbsql_pconnect("localhost", "_SYSTEM", "secret")
or die("Could not connect");
fbsql_select_db("samp_db")
or die("Could not select database");
$query = "SELECT last_name, first_name FROM friends;";
$result = fbsql_query($query)
or die("Query failed");
// fetch rows in reverse order
for ($i = fbsql_num_rows($result) - 1; $i >=0; $i--) {
if (!fbsql_data_seek($result, $i)) {
printf("Cannot seek to row %d\n", $i);
continue;
}
if (!($row = fbsql_fetch_object($result)))
continue;
echo $row->last_name . $row->first_name . "<br />\n";
}
fbsql_free_result($result);
?>`

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Last updated: Sat, 27 Jan 2007
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