How to convert number to words in javascript

How to convert number to words in javascript

In this post we will show you convert number to words in javascript, hear for convert number to words in javascript we will give you demo and example for implement.

If you are writing an application that deals with financial stuffs, then most probably you will come to a situation where you would have to convert numerical values to words Example: to write the amounts in words

jsfiddle DEMO

File Create File Name with numbertowordconvertconvert.js

// System for American Numbering 
var th_val = ['', 'thousand', 'million', 'billion', 'trillion'];
// System for uncomment this line for Number of English 
// var th_val = ['','thousand','million', 'milliard','billion'];

var dg_val = ['zero', 'one', 'two', 'three', 'four', 'five', 'six', 'seven', 'eight', 'nine'];
var tn_val = ['ten', 'eleven', 'twelve', 'thirteen', 'fourteen', 'fifteen', 'sixteen', 'seventeen', 'eighteen', 'nineteen'];
var tw_val = ['twenty', 'thirty', 'forty', 'fifty', 'sixty', 'seventy', 'eighty', 'ninety'];
function toWordsconver(s) {
  s = s.toString();
	s = s.replace(/[\, ]/g, '');
	if (s != parseFloat(s))
		return 'not a number ';
	var x_val = s.indexOf('.');
	if (x_val == -1)
		x_val = s.length;
	if (x_val > 15)
		return 'too big';
	var n_val = s.split('');
	var str_val = '';
	var sk_val = 0;
	for (var i = 0; i < x_val; i++) {
		if ((x_val - i) % 3 == 2) {
			if (n_val[i] == '1') {
				str_val += tn_val[Number(n_val[i + 1])] + ' ';
				i++;
				sk_val = 1;
			} else if (n_val[i] != 0) {
				str_val += tw_val[n_val[i] - 2] + ' ';
				sk_val = 1;
			}
		} else if (n_val[i] != 0) {
			str_val += dg_val[n_val[i]] + ' ';
			if ((x_val - i) % 3 == 0)
				str_val += 'hundred ';
			sk_val = 1;
		}
		if ((x_val - i) % 3 == 1) {
			if (sk_val)
				str_val += th_val[(x_val - i - 1) / 3] + ' ';
			sk_val = 0;
		}
	}
	if (x_val != s.length) {
		var y_val = s.length;
		str_val += 'point ';
		for (var i = x_val + 1; i < y_val; i++)
			str_val += dg_val[n_val[i]] + ' ';
	}
	return str_val.replace(/\s+/g, ' ');
}

To use this javascript library, all you need to do is select all the code and save it in a file numbertowordconvert.js and use it as follows:

// numbertowordconvert.js for Import the javascript file:

<script type="text/javascript" src="numbertowordconvert.js"></script>
// Call the function toWordsconver(number) passing a number to it: 
<script>  
	var number = 1525;  
	var Inwords = toWordsconver(number);
</script>

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