how to retain the values in textbox after the postback is happened

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i have a text box which is randomly generate number and also having drop down list which have auto postback value to be true..my problem is whenever i select the dropdownlist value it automatically change the text box value...how to retain the value in the textbox...plz help me..my mail id is:manosekar18@gmail.com

Posted 12-May-13 19:32pm

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Bikash Prakash Dash · Answer 1 · 2013-05-12T21:29:00

Solution 1

Use "!IsPostBack" condition on page load
eg->

C#

if (!IsPostBack)
{
Random rnd = new Random();
TextBox1.Text = rnd.Next(1000).ToString("000");
}

Posted 12-May-13 21:29pm

Bikash Prakash Dash