阅读 HTML 时删除逗号，显示时添加回来。

function animate(element) {
  //Animating the element if not animated before
  if (!element.hasClass('ms-animated')) {
    var maxval = element.data('max');
    var html = element.html();
    element.addClass("ms-animated");
    $({
      countNum: parseInt(element.html().replace(/,/g, '')) // remove commas
    }).animate({
      countNum: maxval
    }, {
      //duration 2 seconds
      duration: 2000,
      easing: 'linear',
      step: function() {
        element.html((Math.floor(this.countNum) + html).toLocaleString());
      },
      complete: function() {
        element.html((Math.floor(this.countNum) + html).toLocaleString());
      }
    });
  }
}