function TimeDifference(Stime, Ttime) {
            //判断开始时间是否大于结束日期
            if (Stime > Ttime) {
                console.log("开始时间不能大于结束时间！");
                return false;
            }
            if(Ttime && Stime){
                var startDate = new Date(Stime);
                var stopDate = new Date(Ttime);
                var startTime = startDate.getTime();
                var stopTime=stopDate.getTime();
                var cTime=Number(stopTime)-Number(startTime);
                var secondTime=cTime/1000/60;
                return parseInt(secondTime);
            }else{
                return 0;
            }
 
        }
        //Stime ：开始时间  Ttime:结束时间
       console.log(TimeDifference("2020-03-11 10:22:22","2020-03-11 10:29:22"));
        //结果：7