let date = new Date('2017-09-18T00:00:00');
// 把时间减少8小时
date.setHours(date.getHours() - 8);
// 把Date对象转成ISO字符串
let isoString = date.toISOString();
// 加时间偏移
let formattedDate = isoString.replace('Z', '+08:00');
console.log(formattedDate);
"企业微信截图_16941494818016.png" (https://wmprod.oss-cn-shanghai.aliyuncs.com/images/20250106/428163cb9a87aa3e05d9dcbbca94e628.png)