PHP beginners write a small program that can recharge Skype users' phone bills in a timely manner_PHP Tutorial

$handle = mysql_connect("host", "user", "password");
if(!$handle | | !(mysql_select_db("databasename", $handle)))
exit();
$sql = 'select skype_id from skype_prize where prize_id = * and sn = ' ' and to_days(update_time) = to_days(now ()-1)';

//Retrieve users who did not charge their phone bills yesterday
$result = mysql_query($sql, $handle);

if(! $result)

dlog("Info",$sql ); //Background printing
while($row = mysql_fetch_row($result))
{
$skype_id = $row[0];
$product_id = number;
charge_skype(gen_order_id(), $skype_id, $product_id);//Call the recharge function
}