mysql_data_seek code on php

Description

int mysql_data_seek (int result_identifier, int row_number)

Returns: true on success, false on failure.

mysql_data_seek() moves the internal row pointer of the MySQL result associated with the specified result identifier to point to the specified row number. The next call to mysql_fetch_row() would return that row.

Row_number starts at 0.

Example 1. MySQL data seek example

<?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); ?>