mysql_num_rows() expects parameter 1 to be resource, string given in

Question

I have read through many other threads about this exact problem, but i for some reason can not solve my problem. Really need some help.

if (!$username||!$passwo         


        

Answer 1

Try to like this:

$query = "SELECT username FROM $this->table WHERE username='$sUser'";
$result = mysql_query($query);  
$num_rows = mysql_num_rows($result);