$l = mysql_connect(host,user,passwd);
mysql_select_db("your_db");
$query = "select id from your_table ";
$r = mysql_query($query);while($row = mysql_fetch_array($r))
{
$arr[] = $row['id];
}print_r($arr); //得到所有ID
mysql_select_db("your_db");
$query = "select id from your_table ";
$r = mysql_query($query);while($row = mysql_fetch_array($r))
{
$arr[] = $row['id];
}print_r($arr); //得到所有ID
{
$arr[] = $row['id'];
}
这样是没有问题的,看看你的代码呢?