今天、昨天

function formatDate(data) {
  const date = new Date(data)
  const year = date.getFullYear()
  let month = date.getMonth() + 1
  let day = date.getDate()
  let hour = date.getHours()
  let min = date.getMinutes()
  month = month >= 10 ? month : '0' + month
  day = day >= 10 ? day : '0' + day
  hour = hour >= 10 ? hour : '0' + hour;
  min = min >= 10 ? min : '0' + min
  return {
    year,
    month,
    day,
    hour,
    min
  }
}

//今天

const nowTime = Date.now()
const nTimeObj = formatDate(nowTime)
const nTime = nTimeObj.year + '-' + nTimeObj.month + '-' + nTimeObj.day

//昨天

const yesterday = Date.now() - 24 * 60 * 60 * 1000
const yTimeObj = formatDate(yesterday)
const yTime = yTimeObj.year + '-' + yTimeObj.month + '-' + yTimeObj.day

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转载自www.cnblogs.com/CoderZX/p/11124822.html
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