Community Learn Tools Library Leisure
search
English
Home > Backend Development > PHP Tutorial > Warning: mysql_num_rows():_PHP Tutorial

Warning: mysql_num_rows():_PHP Tutorial

WBOY
Release： 2016-07-13 16:58:47
Original
917 people have browsed it

Warning: mysql_num_rows(): supplied argument is not a valid MySQL result resource in F:myweblzljcn.php on line 23

The problem is that there is a problem with your sql when using mysql_query(). Please check the sql carefully

www.bkjia.comtruehttp: //www.bkjia.com/PHPjc/631373.htmlTechArticleWarning : mysql_num_rows(): supplied argument is not a valid MySQL result resource in F:myweblzljcn.php on line 23 The problem is that there is a problem with your sql during mysql_query(), please check carefully...
Related labels：
mysql warning
source：php.cn
Previous article：Variables of variables, PHP and you_PHP Tutorial Next article：Learn and become familiar with class concepts using the correct car object_PHP Tutorial
Statement of this Website
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
Latest Articles by Author
Latest Issues
function_exists() cannot determine the custom function Function test () {return true;} if (function_exists ('test')) {echo "test is function...
From 2024-04-29 11:01:01
0
3
2258
How to display the mobile version of Google Chrome Hello teacher, how can I change Google Chrome into a mobile version?
From 2024-04-23 00:22:19
0
11
2393
The child window operates the parent window, but the output does not respond. The first two sentences are executable, but the last sentence cannot be implemented.
From 2024-04-19 15:37:47
0
1
2007
There is no output in the parent window document.onclick = function(){ window.opener.document.write('I am the output of the child ...
From 2024-04-18 23:52:34
0
1
1893
Where is the courseware about CSS mind mapping? Courseware
From 2024-04-16 10:10:18
0
0
1959
Related Topics
More>
Popular Recommendations
Popular Tutorials
More>
Related Tutorials
Popular Recommendations
Latest courses
Latest Downloads
More>
Web Effects
Website Source Code
Website Materials
Front End Template