dataGridView Problem with clear data records

Question

0.00/5 (No votes)

See more:

Hello Have ListBox.Items.Clear() analog for dataGridView.
Because I have problem with duplicate records when call dataGrid twice.

Posted 23-Aug-12 5:42am

kespinko

Add a Solution

Comments

[no name] 23-Aug-12 11:48am

dataGridView1.Rows.Clear()?

kespinko 23-Aug-12 12:30pm

not working . Give Error :
Cannot clear this list.

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)

Christian Graus · Answer 1 · 2012-08-23T05:50:00

Solution 1

Wes is right. You can also set the DataSource to be null and rebind, I believe. Are you using the datasource property, because it sounds like you are not, setting the datasource and calling databind will show your new data and remove the old.

Posted 23-Aug-12 5:50am

Christian Graus

Comments

kespinko 23-Aug-12 11:58am

Yes I want show only new data and remove the old but dgView.DataSource = null
does not working

Christian Graus 23-Aug-12 12:05pm

Did you call DataBind() ?

kespinko 23-Aug-12 12:10pm

i think i don't . How I should call dataBind()?