Format Currency Textbox in US$ using AJAX in ASP.Net

The following code is used to format (display the currency value in US$ in textbox) the currency field using AJAX in asp.net

First include the AJAX Toolkit controls in your project and add the below code in your form (ASPX file)

<%@ Register Assembly="AjaxControlToolkit" Namespace="AjaxControlToolkit" TagPrefix="ajax" %>

Next drag and drop the text box, script manager and FilteredTextBoxExtender

Add the below code




Display the currency(US$) format in textbox in code behind

TextBox1.Text = String.Format("{0:C2}", (ds.Tables[0].Rows[0]["Price"]));

The price will display as “$250,200,000.00”

At the time of inserting the Price in DB, remove the $ and , using the below function and insert into table

public string removeFormat(string amount)
{
string replace;
replace = amount.Replace("$", "");
replace = replace.Replace(",", "");
return replace;
}

Decimal price = Convert.ToDecimal(removeFormat(TextBox1.Text));