Forminator convert currencty to words

<?php

add_action( 'wp_footer', 'formi_number_words', 99 );
function formi_number_words() {

    ?>

    <script type="text/javascript">

    jQuery(function($) {

        function numberToWords(number) {
            var digit = ['zero', 'one', 'two', 'three', 'four', 'five', 'six', 'seven', 'eight', 'nine'];
            var elevenSeries = ['ten', 'eleven', 'twelve', 'thirteen', 'fourteen', 'fifteen', 'sixteen', 'seventeen', 'eighteen', 'nineteen'];
            var countingByTens = ['twenty', 'thirty', 'forty', 'fifty', 'sixty', 'seventy', 'eighty', 'ninety'];
            var shortScale = ['', 'thousand', 'million', 'billion', 'trillion'];

            number = number.toString(); number = number.replace(/[\, ]/g, ''); if (number != parseFloat(number)) return 'not a number'; var x = number.indexOf('.'); if (x == -1) x = number.length; if (x > 15) return 'too big'; var n = number.split(''); var str = ''; var sk = 0; for (var i = 0; i < x; i++) { if ((x - i) % 3 == 2) { if (n[i] == '1') { str += elevenSeries[Number(n[i + 1])] + ' '; i++; sk = 1; } else if (n[i] != 0) { str += countingByTens[n[i] - 2] + ' '; sk = 1; } } else if (n[i] != 0) { str += digit[n[i]] + ' '; if ((x - i) % 3 == 0) str += 'hundred '; sk = 1; } if ((x - i) % 3 == 1) { if (sk) str += shortScale[(x - i - 1) / 3] + ' '; sk = 0; } } if (x != number.length) { var y = number.length; str += 'point '; for (var i = x + 1; i < y; i++) str += digit[n[i]] + ' '; } str = str.replace(/\number+/g, ' '); return str.trim();

        }

        $('<p class="wordsvalue"></p>').appendTo($('.numberformat'));

        $('.numberformat input.forminator-currency').on('input',function(e){
            var thenumber = $(this).val();
            var wordsnumber = numberToWords(thenumber);

            var msg = "Value in words: " + wordsnumber + " dollars";

            $('.wordsvalue').text(msg);




        });


    });


    </script>


    <?


}