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<div class="itemBox-left">
    <i style="font-style:normal" class="timer count-title" id="count-number27" data-to="100" data-speed="1000">1000</i>
    <!----><i id="addTxt"></i>
</div>
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    1000
    

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let num = 0
function changeNum() {
    $.fn.countTo = function(a) {
        a = a || {};
        return $(this).each(function() {
            var c = $.extend({},
                $.fn.countTo.defaults, {
                    from: $(this).data("from"),
                    to: $(this).data("to"),
                    speed: $(this).data("speed"),
                    refreshInterval: $(this).data("refresh-interval"),
                    decimals: $(this).data("decimals")
                }, a);
            var h = Math.ceil(c.speed / c.refreshInterval),
                i = (c.to - c.from) / h;
            var j = this,
                f = $(this),
                e = 0,
                g = c.from,
                d = f.data("countTo") || {};
            f.data("countTo", d);
            if (d.interval) {
                clearInterval(d.interval)
            }
            d.interval = setInterval(k, c.refreshInterval);
            b(g);
            function k() {
                g += i;
                e++;
                b(g);
                if (typeof(c.onUpdate) == "function") {
                    c.onUpdate.call(j, g)
                }
                if (e >= h) {
                    f.removeData("countTo");
                    clearInterval(d.interval);
                    g = c.to;
                    if (typeof(c.onComplete) == "function") {
                        c.onComplete.call(j, g)
                    }
                }
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