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
Solved

Jquery numeric validation

Posted on 2011-02-18
3
790 Views
Last Modified: 2012-05-11
I have a form filed where I need to validate the filled to allow user to enter only positive numbers. So NUMBERS Only. I am using jquery.numeric plugin however, it allow to to input the minus '-'. How can I prevent this from happening

0
Comment
Question by:erikTsomik
3 Comments
 
LVL 4

Expert Comment

by:LAMASE
ID: 34930745
Just add a mousedown/onchange/onblur event or whatever you want) and then

$('#inputfield').val(Math.abs($('#inputfield').val()));

Math.abs give the absolute value (without a sign).
0
 
LVL 20

Accepted Solution

by:
Proculopsis earned 500 total points
ID: 34931843

Here is a simple alternative:

  <input onkeyup="this.value = this.value.replace( /\D/g, '' );" />
0
 
LVL 19

Author Closing Comment

by:erikTsomik
ID: 35114294
the answer was not complete
0

Featured Post

Announcing the Most Valuable Experts of 2016

MVEs are more concerned with the satisfaction of those they help than with the considerable points they can earn. They are the types of people you feel privileged to call colleagues. Join us in honoring this amazing group of Experts.

Question has a verified solution.

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

Suggested Solutions

Title # Comments Views Activity
Add or delete table rows 10 54
Binding a Grid in Javascript 5 43
xjs: how to get sum of value in for loop 2 19
jQuery force form POST 7 48
Have you tried to learn about Unicode, UTF-8, and multibyte text encoding and all the articles are just too "academic" or too technical? This article aims to make the whole topic easy for just about anyone to understand.
Nothing in an HTTP request can be trusted, including HTTP headers and form data.  A form token is a tool that can be used to guard against request forgeries (CSRF).  This article shows an improved approach to form tokens, making it more difficult to…
HTML5 has deprecated a few of the older ways of showing media as well as offering up a new way to create games and animations. Audio, video, and canvas are just a few of the adjustments made between XHTML and HTML5. As we learned in our last micr…
The viewer will learn the basics of jQuery including how to code hide show and toggles. Reference your jQuery libraries: (CODE) Include your new external js/jQuery file: (CODE) Write your first lines of code to setup your site for jQuery…

829 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