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numberFormat - Javascript-Snippets

PDF from HTML Template sample in Javascript-Snippets demonstrating ‘numberFormat’

<code>numberFormat</code> takes a numerical value as input and formats it as a string with a specified decimal length, thousands separator, and decimal separator.
Inserts numberFormat that you can use like this: <code>${{numberFormat macros}}</code>
Handlebars.registerHelper('numberFormat', numberFormat);

function numberFormat(value) {
    // Helper parameters
    var dl = 2;
    var ts = ',';
    var ds = '.';

    // Parse to float
    var value = parseFloat(value);

    // The regex
    var re = '\\d(?=(\\d{3})+' + (dl > 0 ? '\\D' : '$') + ')';

    // Formats the number with the decimals
    var num = value.toFixed(Math.max(0, ~~dl));

    // Returns the formatted number
    return (ds ? num.replace('.', ds) : num).replace(new RegExp(re, 'g'), '$&' + ts);
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