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fbsql_data_seek
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fbsql_data_seek

(PHP 4 >= 4.0.6, PHP 5)

fbsql_data_seek -- Move internal result pointer

Description

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.

Parameters

result

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

row_number

The row number. Starts at 0.

Return Values

Returns TRUE on success or FALSE on failure.

Examples

Example 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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