<?php
$connect=mysql_pconnect ("localhost","admin","admin");
$db="news";
mysql_select_db ( $db );
$idReq = mysql_query('SELECT id FROM news_table WHERE id');
$id = mysql_fetch_object($idReq);
print_r ($id);
 ?>

stdClass Object ( [id] => 3 )

$id->id;

<?php
$connect=mysql_pconnect ("localhost","admin","admin");
$db="news";
mysql_select_db ( $db );
$idReq = mysql_query('SELECT * FROM news_table ORDER BY `news_table`.`id` ASC');
while ($id = mysql_fetch_object($idReq)) {
  echo $id -> id;

}
mysql_result($idReq);
 ?>