WLC_Programming Knowledge

using System;
using System.Windows.Forms;
namespace NumberToChar
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        public string NumberToWords(long number)
        {
            string words = "";
            if (number == 0){   return "သုည";   }
            if (number < 0){   return "အႏုတ္ " + NumberToWords(Math.Abs(number));   }
            
            if ((number / 100000) > 0){
                words += NumberToWords(number / 100000) + "သိန္း၊ ";
                number %= 100000;
            }

            if ((number / 10000) > 0){
                words += NumberToWords(number / 10000) + "ေသာင္း ";
                number %= 10000;
            }

            if ((number / 1000) > 0){
                words += NumberToWords(number / 1000) + "ေထာင္ ";
                number %= 1000;
            }

            if ((number / 100) > 0){
                words += NumberToWords(number / 100) + "ရာ ";
                number %= 100;
            }

            if (number > 0){
                var unitsMap = new[] { "သုည", "တစ္", "ႏွစ္", "သံုး", "ေလး", "ငါး", "ေျခာက္", "ခုႏွစ္", 
"ရွစ္", "ကိုး", "တစ္ဆယ္", "တစ္ဆယ့္တစ္", "တစ္ဆယ့္ႏွစ္", "တစ္ဆယ့္သံုး", "တစ္ဆယ့္ေလး", "တစ္ဆယ့္ငါး", 
"တစ္ဆယ့္ေျခာက္", "တစ္ဆယ့္ခုႏွစ္", "တစ္ဆယ့္ရွစ္", "တစ္ဆယ့္ကိုး" };
                var tensMap = new[] { "သုည", "တစ္ဆယ့္", "ႏွစ္ဆယ့္", "သံုးဆယ့္", "ေလးဆယ့္",
 "ငါးဆယ့္", "ေျခာက္ဆယ့္", "ခုႏွစ္ဆယ့္", "ရွစ္ဆယ့္", "ကိုးဆယ့္" };

                if (number < 20){
                    words += unitsMap[number];
                }else{
                    words += tensMap[number / 10];
                    if ((number % 10) > 0){
                        words += "-" + unitsMap[number % 10];
                    }
                }
            }
            return words;
        }

        private void btnNoToWord_Click(object sender, EventArgs e)
        {            
            txtWord.Text = NumberToWords(long.Parse(txtNumber.Text)) +"က်ပ္";
        }

        private void txtNumber_KeyPress(object sender, KeyPressEventArgs e)
        {
            char ch = e.KeyChar;
            if (!Char.IsDigit(ch) && ch != 8 && ch != 46)
            {
                e.Handled = true;
            }
        }
    }
}