Question

谁有控制10秒倒计时的JS代码

Answer 1

    //t 倒计时多少s  callback  倒计时完后要执行的function方法
        function djs(t, callback) {
            var ts = setInterval(function () { 
                                        t -= 1; 
                                        if (t == 0) { 
                                            clearInterval(ts);
                                          callback(callback);
                                        }
              },1000)
        }

        //10s后弹出 xx
        $(function () {
            djs(10, function () {
                alert("xx");
            })
        })