DropDown List validation using javascript

Question

0.00/5 (No votes)

See more:

if a dropdown list is created and has some values.
how can we pop up a msg saying value already exists if selected value is already in grid?
how can i validate it?

Posted 27-Jan-14 22:42pm

Member 10395687

Add a Solution

Comments

Kornfeld Eliyahu Peter 28-Jan-14 5:09am

Have you done anything so far? Are you stuck with your code? Let us see your effort and try to point you into the right direction...

1 solution

Add a Solution

Add your solution here

Treat my content as plain text, not as HTML

Preview 0

…

Existing Members

Sign in to your account

...or Join us

Download, Vote, Comment, Publish.

Your Email
Password
Forgot your password?

Your Email
This email is in use. Do you need your password?
Optional Password

I have read and agree to the Terms of Service and Privacy Policy
Please subscribe me to the CodeProject newsletters

When answering a question please:

Read the question carefully.
Understand that English isn't everyone's first language so be lenient of bad spelling and grammar.
If a question is poorly phrased then either ask for clarification, ignore it, or edit the question and fix the problem. Insults are not welcome.
Don't tell someone to read the manual. Chances are they have and don't get it. Provide an answer or move on to the next question.

Let's work to help developers, not make them feel stupid.

This content, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)

DotnetCoders001 · Accepted Answer · 2014-01-27T23:19:00

Solution 1

Hi ,

You can use script tag within Respose.Write("").
for example :-

C#

Response.Write("<script language="javascript">alert('The following errors have occurred:" + YourMessageHere + " .');</script>");

Let me know if it helps.

Regards

Posted 27-Jan-14 23:19pm

DotnetCoders001

Updated 28-Jan-14 0:57am

v2