Still celebrating National IT Professionals Day with 3 months of free Premium Membership. Use Code ITDAY17

x
?
Solved

if i cant find a result in my db..do this

Posted on 2009-04-10
3
Medium Priority
?
169 Views
Last Modified: 2013-12-12
i need to be able to display a message if a users has not posted anything in the forum.... im not sure how to get this right... here is my attempt
<?php $sql = "Select * FROM forumtutorial_posts where author = '$profilename' ORDER BY `showtime` DESC LIMIT 0, 5";
$postsresult = mysql_query($sql) or die("Could not get threads");
while($row = mysql_fetch_assoc($postsresult)) {  echo ' <a id="posts" href="http://www.runningprofiles.com/members/index.php?page=message&forum='.$row['forum'].'&id='.$row['postid'].'&pagenum=last">'.$row['title'].'</a> <br />' ;} [b]if ($postresults < 0)[/b] {echo 'user has yet to make a post.';}?>

Open in new window

0
Comment
Question by:runnerjp
[X]
Welcome to Experts Exchange

Add your voice to the tech community where 5M+ people just like you are talking about what matters.

  • Help others & share knowledge
  • Earn cash & points
  • Learn & ask questions
  • 2
3 Comments
 
LVL 28

Expert Comment

by:gamebits
ID: 24115735
<?php $sql = "Select * FROM forumtutorial_posts where author = '$profilename' ORDER BY `showtime` DESC LIMIT 0, 5";
$postsresult = mysql_query($sql) or die("Could not get threads");
$num = mysql_num_rows($postresult);

if($num < 1)
    {echo 'user has yet to make a post.';}else{
while($row = mysql_fetch_assoc($postsresult)) {  echo ' <a id="posts" href="http://www.runningprofiles.com/members/index.php?page=message&forum='.$row['forum'].'&id='.$row['postid'].'&pagenum=last">'.$row['title'].'</a> <br />' ;}
     }
?>
0
 

Author Comment

by:runnerjp
ID: 24115823
i get Warning: mysql_num_rows(): supplied argument is not a valid MySQL result resource  hen it shows  user has yet to make a post. even though i have made sevral
0
 
LVL 28

Accepted Solution

by:
gamebits earned 2000 total points
ID: 24115841
Ok I have a typo, replace

$num = mysql_num_rows($postresult);

by

$num = mysql_num_rows($postsresult);
0

Featured Post

What does it mean to be "Always On"?

Is your cloud always on? With an Always On cloud you won't have to worry about downtime for maintenance or software application code updates, ensuring that your bottom line isn't affected.

Question has a verified solution.

If you are experiencing a similar issue, please ask a related question

Introduction This article is intended for those who are new to PHP error handling (https://www.experts-exchange.com/articles/11769/And-by-the-way-I-am-New-to-PHP.html).  It addresses one of the most common problems that plague beginning PHP develop…
3 proven steps to speed up Magento powered sites. The article focus is on optimizing time to first byte (TTFB), full page caching and configuring server for optimal performance.
The viewer will learn how to count occurrences of each item in an array.
This tutorial will teach you the core code needed to finalize the addition of a watermark to your image. The viewer will use a small PHP class to learn and create a watermark.

670 members asked questions and received personalized solutions in the past 7 days.

Join the community of 500,000 technology professionals and ask your questions.

Join & Ask a Question