check money in regex

Posted on 2013-01-30
Medium Priority
Last Modified: 2013-02-14
I want to check if it is a good $ amount and txtpriceamount can not be blank.  It could also be a negative number.  txtpriceamount is required.

10.00 yes
1.00 yes
0.00 yes
0.02 yes
0.00 yes

-10.00 yes
-1.00 yes
-0.00 yes
-0.02 yes
-0.00 yes

1 no
text is no

 <asp:TextBox ID="txtpriceamount" runat="server"></asp:TextBox>
              &nbsp;<asp:RegularExpressionValidator ID="RegularExpressionValidator1" runat="server"
                    ControlToValidate="txtpriceamount" ErrorMessage="Incorrect Amount" ValidationExpression="^[1-9]+\d*\.\d{2}$"></asp:RegularExpressionValidator>
Question by:VBdotnet2005
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
LVL 41

Accepted Solution

guru_sami earned 1000 total points
ID: 38837467
Are those the only numbers you want or you want to have any valid money value?

Here's one:

Open in new window

All below will be valid. But it can be adjust to your requirement.


This  will not allow commas:

Open in new window

FYI: Try tool like Expresso for creating/testing regexs..
LVL 29

Assisted Solution

by:Kumaraswamy R
Kumaraswamy R earned 1000 total points
ID: 38838398
This worked too.
LVL 41

Expert Comment

ID: 38840617
For the "txtpriceamount can not be blank.":

You simply add a RequireFieldValidator for the textbox in addition to your ReqFieldValidator.

Featured Post

Free Tool: Subnet Calculator

The subnet calculator helps you design networks by taking an IP address and network mask and returning information such as network, broadcast address, and host range.

One of a set of tools we're offering as a way of saying thank you for being a part of the community.

Question has a verified solution.

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

Just a quick little trick I learned recently.  Now that I'm using jQuery with abandon in my asp.net applications, I have grown tired of the following syntax:      (CODE) I suppose it just offends my sense of decency to put inline VBScript on a…
It was really hard time for me to get the understanding of Delegates in C#. I went through many websites and articles but I found them very clumsy. After going through those sites, I noted down the points in a easy way so here I am sharing that unde…
NetCrunch network monitor is a highly extensive platform for network monitoring and alert generation. In this video you'll see a live demo of NetCrunch with most notable features explained in a walk-through manner. You'll also get to know the philos…
Sometimes it takes a new vantage point, apart from our everyday security practices, to truly see our Active Directory (AD) vulnerabilities. We get used to implementing the same techniques and checking the same areas for a breach. This pattern can re…
Suggested Courses

770 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