Warning: mysql_num_rows() supplied argument is not a valid MySQL result resource
Posted on
16th Feb 2014 07:03 pm by
admin
This may be simple I just may need another pair of eyes..
When i get records back the below code works just fine, when I get 0 rows back it shows the warning below. As you can see I tried to code for it and you can see that the code works as it echo's my message but I want the warning to go away
Warning: mysql_num_rows(): supplied argument is not a valid MySQL result resource in show_coupon_list.php on line 224
No Coupons for this Catogory or Business. Please let us know about the Category that displayed no results so we can contact businesses for you!
Code: $cat_coupons = mysql_query("SELECT a.business_name, a.seq_id, a.state, a.city
FROM users a where a.seq_id = '$cat_coupons_seq_id'");
Code: $cat_num=mysql_num_rows($cat_coupons);
if ($cat_num > 0)
{
while ($row = mysql_fetch_array($cat_coupons))
{
$business_name = $row["business_name"];
$business_id = $row["seq_id"];
$state = $row["state"];
$city = $row["city"];
echo"<tr>
<td align = 'left'> <a href=show_coupon.php?business=".urlencode($business_name).">$business_name $city,$state </a></td>
</tr>";
}
}
else
echo"<tr>
<td>No Coupons for this Catogory or Business. Please let us know about the Category that
displayed no results so we can contact businesses for you!
</td>
</tr>";
No comments posted yet
Your Answer:
Login to answer
348
5
Other forums
PHP hyperlinks generator - HELP plz
Hi
I need some help to get this done using php:
1 - I have few hyperlinks say 500
php call servlet
I have done a php backup application .
So there is a form that user pick some files to zip and d
UPLOAD IMAGES NOT WORKING!
Hi there i have a upload script in which it uploads the picture to a folder than creates two thumbna
session variable problem
Session variable is not working in Fire fox i am getting null value but it is working fine in IE.
Count number of records in all the tables with a querry URGENT PLEASE...
I downloaded ORACLE 9I DATA DUMP into my comp. There are number of tables. I need to find out the
Quick Syntax Question
Hi folks,
I'm getting the following error: "unexpected T_LNUMBER". I'm trying to b
Parse error: syntax error, unexpected T_ELSEIF in /home/......html/item.php on l
I do not know what is wrong with this. Hope some one can help. I do nto want to post the entire site
Perplexing problem showing a .jpg
Please disregard..........I figured it out
Code error with Index.php
Error: Parse error: syntax error, unexpected T_STRING, expecting ',' or ';' in /home/runevid/public_
New Search Engine
Hey everyone,
I have a ZIP Code Radius search engine already functional. it displays all of t