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let time1 = '2019-02-14 21:00:00';let time2 = '2019-05-01 09:00:00';console.log(time1 > time2);console.log(time1 < time2);

function distanceBetweenBusStops(distance, start, destination){  let disSum = 0;  let dis1 = 0;  let dis2 = 0;  let len = distance.length;  for(let i = 0; i < len; i++){    disSum += distance[i];  };  if(start > destination){    start = start + destination;    destination = start - destination;    start = start - destination;  }  for(let i = start; i < destination; i++){    dis1 += distance[i];  }  dis2 = disSum - dis1;  dis1 = dis1 > dis2 ? dis2 : dis1;  return dis1;  }let distance = [1,8,3,1];let start = 0;let destination = 2;

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