JSFiddle - React, Tailwind, and code Playground

by l xk

HTML

<h1>按F12iax</h1>

JavaScript

function DateTime(date1, date2) {
  // var date1= '2018-11-30 11:39:10';  //开始时间
  // var date2 = new Date();    //结束时间
  const date3 = new Date(date2).getTime() - new Date(date1).getTime() //时间差的毫秒数
  //计算出相差天数
  const days = Math.floor(date3 / (24 * 3600 * 1000))
  //计算出小时数
  const leave1 = date3 % (24 * 3600 * 1000) //计算天数后剩余的毫秒数
  const hours = Math.floor(leave1 / (3600 * 1000))
  //计算相差分钟数
  const leave2 = leave1 % (3600 * 1000) //计算小时数后剩余的毫秒数
  const minutes = Math.floor(leave2 / (60 * 1000))
  //计算相差秒数
  const leave3 = leave2 % (60 * 1000) //计算分钟数后剩余的毫秒数
  const seconds = Math.round(leave3 / 1000)
  let diffValue
  if (days > 0) {
    diffValue = days + "天 " + hours + "小时 " + minutes + " 分钟" + seconds + " 秒"
  } else {
    diffValue = hours + "小时 " + minutes + " 分钟" + seconds + " 秒"
  }
  return diffValue
}
DateTime('2018-11-30 11:39:10', '2019-01-13 11:39:10')