Introduction:
This article explain you to convert digits in to words.
Description:
Below C# code is used to convert the number in to words , currency , digit names
To implement this we need to write the code like as shown below
To implement this we need to write the code like as shown below
HTML Java Script CSS:
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="DigitConversion.aspx.cs"
Inherits="DigitConversion.DigitConversion" %>
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
<style type="text/css">
table {
border: 1px solid #000;
border-collapse: collapse;
margin: auto;
}
</style>
</head>
<body>
<form id="form1" runat="server">
<div>
<table border="1" cellpadding="5px">
<tr>
<td colspan="3" style="text-align: center;"><b>Convert Digits to Words</b></td>
</tr>
<tr>
<td>Enter Number</td>
<td>:</td>
<td>
<asp:TextBox ID="TxtNumber" runat="server" Width="95%"></asp:TextBox>
<asp:RequiredFieldValidator ID="RFVNumber" runat="server" ControlToValidate="TxtNumber" ErrorMessage="Enter Number" Display="Dynamic">*</asp:RequiredFieldValidator>
</td>
</tr>
<tr>
<td>Number in Words</td>
<td>:</td>
<td>
<asp:Literal ID="LtrNumberInWords" runat="server"></asp:Literal></td>
</tr>
<tr>
<td></td>
<td></td>
<td>
<asp:Button ID="BtnConvert" runat="server" Text="Word" OnClick="BtnConvert_Click" />
<asp:Button ID="BtnWhole" runat="server" Text="Whole Number" OnClick="BtnWhole_Click" />
<asp:Button ID="BtnTwoDigitName" runat="server" Text="Digit Names" OnClick="BtnTwoDigitName_Click" />
</td>
</tr>
</table>
</div>
</form>
</body>
</html>
C#
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
namespace DigitConversion
{
public partial class DigitConversion : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
}
protected void BtnConvert_Click(object sender, EventArgs e)
{
DigitsConversion objDigitsConversion = new DigitsConversion();
LtrNumberInWords.Text = objDigitsConversion.ChangeToWords(TxtNumber.Text, true);
}
protected void BtnWhole_Click(object sender, EventArgs e)
{
DigitsConversion objDigitsConversion = new DigitsConversion();
LtrNumberInWords.Text = objDigitsConversion.TranslateWholeNumber(TxtNumber.Text);
}
protected void BtnTwoDigitName_Click(object sender, EventArgs e)
{
DigitsConversion objDigitsConversion = new DigitsConversion();
LtrNumberInWords.Text = objDigitsConversion.TranslateToDigitName(TxtNumber.Text);
}
}
}C# Digit Conversion Class
using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
/// <summary>
/// Summary description for DigitConversion
/// </summary>
public class DigitsConversion
{
public DigitsConversion()
{
//
// TODO: Add constructor logic here
//
}
public String ToWords(double number, bool IsCurrency)
{
String strNumber = number.ToString();
return ChangeToWords(strNumber, IsCurrency);
}
public String ToWords(String number, bool IsCurrency)
{
return ChangeToWords(number, IsCurrency);
}
public String ChangeToWords(String numb, bool isCurrency)
{
String val = "", wholeNo = numb, points = "", andStr = "", pointStr = "";
String endStr = (isCurrency) ? ("Only") : ("");
try
{
int decimalPlace = numb.IndexOf(".");
if (decimalPlace > 0)
{
wholeNo = numb.Substring(0, decimalPlace);
points = numb.Substring(decimalPlace + 1);
if (Convert.ToInt32(points) > 0)
{
andStr = (isCurrency) ? ("and") : ("point");// just to separate whole numbers from points/Rupees
endStr = (isCurrency) ? ("Rupees " + endStr) : ("");
pointStr = TranslateToDigitName(points);
}
}
val = String.Format("{0} {1}{2} {3}", TranslateWholeNumber(wholeNo).Trim(), andStr, pointStr, endStr);
}
catch
{
;
}
return val;
}
public String TranslateWholeNumber(String number)
{
string word = "";
int numDigits = 0;
try
{
bool beginsZero = false;//tests for 0XX
bool isDone = false;//test if already translated
double dblAmt = (Convert.ToDouble(number));
//if ((dblAmt > 0) && number.StartsWith("0"))
if (dblAmt > 0)
{//test for zero or digit zero in a nuemric
beginsZero = number.StartsWith("0");
//numDigits = number.Length;
numDigits = dblAmt.ToString().Length;
number = dblAmt.ToString();
int pos = 0;//store digit grouping
String place = "";//digit grouping name:hundres,thousand,etc...
switch (numDigits)
{
case 1://OneDigitName' range
word = OneDigitName(number);
isDone = true;
break;
case 2://TwoDigitName' range
word = TwoDigitName(number);
isDone = true;
break;
case 3://hundreds' range
pos = (numDigits % 3) + 1;
place = " Hundred ";
break;
case 4://thousands' range
case 5:
pos = (numDigits % 4) + 1;
place = " Thousand ";
break;
case 6:
case 7://millions' range
pos = (numDigits % 6) + 1;
place = " Lac ";
break;
case 8:
case 9:
case 10:
case 11:
case 12://Billions's range
pos = (numDigits % 8) + 1;
place = " Crore ";
break;
//add extra case options for anything above Billion...
default:
isDone = true;
break;
}
if (!isDone)
{//if transalation is not done, continue...(Recursion comes in now!!)
word = TranslateWholeNumber(number.Substring(0, pos)) + place + TranslateWholeNumber(number.Substring(pos));
//check for trailing zeros
//if (beginsZero) word = " and " + word.Trim();
}
//ignore digit grouping names
if (word.Trim().Equals(place.Trim())) word = "";
}
}
catch
{
;
}
return word.Trim();
}
public String TwoDigitName(String digit)
{
int digt = Convert.ToInt32(digit);
String name = null;
switch (digt)
{
case 10:
name = "Ten";
break;
case 11:
name = "Eleven";
break;
case 12:
name = "Twelve";
break;
case 13:
name = "Thirteen";
break;
case 14:
name = "Fourteen";
break;
case 15:
name = "Fifteen";
break;
case 16:
name = "Sixteen";
break;
case 17:
name = "Seventeen";
break;
case 18:
name = "Eighteen";
break;
case 19:
name = "Nineteen";
break;
case 20:
name = "Twenty";
break;
case 30:
name = "Thirty";
break;
case 40:
name = "Fourty";
break;
case 50:
name = "Fifty";
break;
case 60:
name = "Sixty";
break;
case 70:
name = "Seventy";
break;
case 80:
name = "Eighty";
break;
case 90:
name = "Ninety";
break;
default:
if (digt > 0)
{
name = TwoDigitName(digit.Substring(0, 1) + "0") + " " + OneDigitName(digit.Substring(1));
}
break;
}
return name;
}
public String OneDigitName(String digit)
{
int digt = Convert.ToInt32(digit);
String name = "";
switch (digt)
{
case 1:
name = "One";
break;
case 2:
name = "Two";
break;
case 3:
name = "Three";
break;
case 4:
name = "Four";
break;
case 5:
name = "Five";
break;
case 6:
name = "Six";
break;
case 7:
name = "Seven";
break;
case 8:
name = "Eight";
break;
case 9:
name = "Nine";
break;
}
return name;
}
public String TranslateToDigitName(String Rupees)
{
String cts = "", digit = "", engOne = "";
for (int i = 0; i < Rupees.Length; i++)
{
digit = Rupees[i].ToString();
if (digit.Equals("0"))
{
engOne = "Zero";
}
else
{
engOne = OneDigitName(digit);
}
cts += " " + engOne;
}
return cts;
}
}
DEMO :
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