numberToLocaleString polyfill for SFMC's Server-Side JavaScript (SSJS)

Use this to convert JavaScript numbers into localized numbers with comma, dot or space for thousand separator and comma or dot for decimal separator:

<!-- include lib.numberToLocaleString.min.html in your code -->

<script runat="server">
    var number = 123456.789;
    var maxDecimals = 2;
    var locale = 'fr';

    var numberStr = numberToLocaleString(number, maxDecimals, locale);

    Write(numberStr); // outputs '123 456,789'
</script>

Supported Languages:

code	Language
da	Danish
de-AT	German (Austria)
de-BE	German (Belgium)
de-CH	German (Switzerland)
de-DE	German (Germany)
de-LI	German (Liechtenstein)
de	German
en	English
fr	Frensh
hu	Hungarian
it	Italian
nb	Norwegian
ro	Romanian
sv	Swedish