本文实例为大家分享了日期计算器的具体实现代码，供大家参考，具体内容如下
日期计算器html代码片段：
<!doctype html> <html lang="en"> <head> <meta charset="UTF-8"> <title>日期计算器</title> <script type="text/javascript" src="/UploadFiles/2021-04-02/date_calc.js">date_calc.js代码片段：
var hzWeek= new Array("日","一","二","三","四","五","六","日"); //获取星期 function cweekday(wday) {return hzWeek[wday];} function cala() { y=document.getElementById("SY").value; m=document.getElementById("SM").value; d=document.getElementById("SD").value; ddd=document.getElementById("decday").value; ttt=new Date(y,m-1,d).getTime()+ddd*24000*3600; theday=new Date(); theday.setTime(ttt); document.getElementById("result1").innerHTML=theday.getFullYear()+"年"+(1+theday.getMonth())+"月"+theday.getDate()+"日"+"星期"+cweekday(theday.getDay()); } function calb() { y2=document.getElementById("SY2").value; m2=document.getElementById("SM2").value; d2=document.getElementById("SD2").value; y3=document.getElementById("SY3").value; m3=document.getElementById("SM3").value; d3=document.getElementById("SD3").value; day2=new Date(y2,m2-1,d2); day3=new Date(y3,m3-1,d3); document.getElementById("result2").innerHTML=(day3-day2)/86400000; }以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持。