https://nickoal.com/Templates/default/style/jquery.countup.min.js

1! function (t) {
2    "use strict";
3    t.fn.countUp = function (e) {
4        var a = t.extend({
5            time: 2e3,
6            delay: 10
7        }, e);
8        return this.each(function () {
9            var e = t(this),
10                n = a,
11                u = function () {
12                    e.data("counterupTo") || e.data("counterupTo", e.text());
13                    var t = parseInt(e.data("counter-time")) > 0 ? parseInt(e.data("counter-time")) : n.time,
14                        a = parseInt(e.data("counter-delay")) > 0 ? parseInt(e.data("counter-delay")) : n.delay,
15                        u = t / a,
16                        r = e.data("counterupTo"),
17                        o = [r],
18                        c = /[0-9]+,[0-9]+/.test(r);
19                    r = r.replace(/,/g, "");
20                    for (var d = (/^[0-9]+$/.test(r), /^[0-9]+\.[0-9]+$/.test(r)), s = d ? (r.split(".")[1] || []).length : 0, i = u; i >= 1; i--) {
21                        var p = parseInt(Math.round(r / u * i));
22                        if (d && (p = parseFloat(r / u * i).toFixed(s)), c)
23                            for (;
24                                /(\d+)(\d{3})/.test(p.toString());) p = p.toString().replace(/(\d+)(\d{3})/, "$1,$2");
25                        o.unshift(p)
26                    }
27                    e.data("counterup-nums", o), e.text("0");
28                    var f = function () {
29                        if (e.data('counterup-nums')) { //加个这个判断   修复 cannot read property 'shift' of null  bug
30                            e.text(e.data("counterup-nums").shift());
31                            e.data("counterup-nums").length ? setTimeout(e.data("counterup-func"), a) : (delete e.data("counterup-nums"), e.data("counterup-nums", null), e.data("counterup-func", null))
32                        }
33                        // 下面源代码
34                        // e.text(e.data("counterup-nums").shift()), e.data("counterup-nums").length ? setTimeout(e.data("counterup-func"), a) : (delete e.data("counterup-nums"), e.data("counterup-nums", null), e.data("counterup-func", null))
35                    };
36                    e.data("counterup-func", f), setTimeout(e.data("counterup-func"), a);
37                };
38
39            // 源码 调用waypoint无线次执行数字动画
40            // e.waypoint(u, {
41            //     offset: "100%",
42            //     triggerOnce: !0
43            // });
44
45            // 修改 只执行一次数字动画
46            var scrollBool = true;
47            $(window).on('scroll', function () {
48                if ($(window).height() + $(document).scrollTop() >= e.offset().top && scrollBool) {
49                    // console.log("first come!");
50                    scrollBool = false;
51                    u(); // 手动调用1次数字动画计数函数
52                }
53            }).trigger("scroll");
54
55
56        })
57    }
58}(jQuery);