mysql_data_seek

<?php
    $link = mysql_pconnect ("kron", "jutta", "geheim") {
        or die ("Could not connect");
    }

    mysql_select_db ("samp_db") {
        or die ("Could not select database");
    }

    $query = "SELECT last_name, first_name FROM friends";
    $result = mysql_query ($query) {
        or die ("Query failed");
    }

    # fetch rows in reverse order

    for ($i = mysql_num_rows ($result) - 1; $i >=0; $i--) {
        if (!mysql_data_seek ($result, $i)) {
            printf ("Cannot seek to row %d\n", $i);
            continue;
        }

        if(!($row = mysql_fetch_object ($result)))
            continue;

        printf ("%s %s<BR>\n", $row->last_name, $row->first_name);
    }

    mysql_free_result ($result);
?>