Solved

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

Posted on 2009-04-10
3
164 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 500 total points
ID: 24115841
Ok I have a typo, replace

$num = mysql_num_rows($postresult);

by

$num = mysql_num_rows($postsresult);
0

Featured Post

Technology Partners: We Want Your Opinion!

We value your feedback.

Take our survey and automatically be enter to win anyone of the following:
Yeti Cooler, Amazon eGift Card, and Movie eGift Card!

Question has a verified solution.

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

Generating table dynamically is the most common issue faced by php developers.... So it seems there is a need of an article that explains the basic concept of generating tables dynamically. It just requires a basic knowledge of html and little maths…
Foreword (July, 2015) Since I first wrote this article, years ago, a great many more people have begun using the internet.  They are coming online from every part of the globe, learning, reading, shopping and spending money at an ever-increasing ra…
Learn how to match and substitute tagged data using PHP regular expressions. Demonstrated on Windows 7, but also applies to other operating systems. Demonstrated technique applies to PHP (all versions) and Firefox, but very similar techniques will w…
Explain concepts important to validation of email addresses with regular expressions. Applies to most languages/tools that uses regular expressions. Consider email address RFCs: Look at HTML5 form input element (with type=email) regex pattern: T…

749 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