js获取当天0点时间戳

const dateStamp = new Date(new Date().toLocaleDateString()).getTime();
console.log(dateStamp); // 1656345600000

const date = new Date(1656345600000);
console.log(date); // Tue Jun 28 2022 00:00:00 GMT+0800 (中国标准时间)

new Date(new Date().toLocaleDateString()).getTime()