A simple yyyyMMddHHmmssSSS timestamp generator

yyyyMMddHHmmssSSS_Timestamp.js

function getTimestamp () {
    var date = new Date();
    var year = date.getFullYear();
    var month = (date.getMonth() + 1) + '';
    var day = date.getDate() + '';
    var hr = date.getHours() + '';
    var min = date.getMinutes() + '';
    var sec = date.getSeconds() + '';
    var ms = date.getMilliseconds() + '';

    if (month.length === 1) {
        month = '0' + month;
    }

    if (day.length === 1) {
        day = '0' + day;
    }

    if (hr.length === 1) {
        hr = '0' + hr;
    }

    if (min.length === 1) {
        min = '0' + min;
    }

    if (sec.length === 1) {
        sec = '0' + sec;
    }

    if (ms.length === 1) {
        ms = '00' + ms;
    } else if (ms.length === 2) {
        ms = '0' + ms;
    }

    return year + month + day + hr + min + sec + ms;
}