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A simple example of the size of JS date comparison

Source: Internet
Author: User
Tags comparison split time and date
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  This article is mainly on the JS date comparison of a simple example of the introduction of the needs of friends can come to the reference, I hope to help you all

1, compare the date size of the JS code   code as follows: <script> var begindate=$ ("#beginDate"). Val ();    var enddate=$ ("#endDate"). Val ();    var D1 = new Date (Begindate.replace (/-/g, "/"));    var d2 = new Date (Enddate.replace (/-/g, "/"));       if (begindate!= "" &&enddate!= "" &&d1 >=d2)    {    alert (" Start time cannot be greater than end time! ");     return false;   &nbsp  </script>   2,JS compare time and date size code as follows: <html>    <head>    < title>calendar-Compare time and date sizes-www.jbxue.com</title>    <script type= "Text/javascript" src= " Calendarframework.js ></script>    </head>    <body>    start time:< Input onfocus= "Setday (This)" id= "StartTime" name= "StartTime" > to      end time: <input onfocus= "Setday" ( This) "id=" Endtime "name=" Endtime ">              <input type=" button "onclick=" C Hecktime ()"Value=" Check "/>              </body>    <script type=" Text/javasc Ript ">    checktime = function () {       var starttime = document.getElementById (" Start Time "). Value;        var endtime = document.getElementById ("Endtime"). Value;        Comparecalendar (StartTime, Endtime);         }   //Compare days before size   function comparedate (checkstartdate, checkenddate) {&nbs P         var arys1= new Array ();           var arys2= new Array ();       if (checkstartdate!= null && checkenddate!= null) {          ARYS1 =checkstartdate.split ('-');             var sdate=new Date (Arys1[0],parseint (arys1[1]-1), arys1[2]);           arys2=checkenddate.split ('-');           VAR edaTe=new Date (Arys2[0],parseint (arys2[1]-1), arys2[2]);       if (Sdate > Edate) {          alert ("Date start time greater than end time");              return false;         }  else {       alert ("through");        return True           {      }      }       //judgment date , Time size   function comparetime (StartDate, EndDate) {    if (startdate.length > 0 && enddate. Length > 0) {       var startdatetemp = Startdate.split ("");        var enddatetemp = Enddate.split ("");          var arrstartdate = Startdatetemp[0].split ("-");        var arrenddate = Enddatetemp[0].split ("-");          var arrstarttime = Startdatetemp[1].split (":");      &nbsP var arrendtime = Enddatetemp[1].split (":");      var allstartdate = new Date (arrstartdate[0], arrstartdate[1], arrstartdate[2], arrstarttime[0], ARRSTARTTIME[1], arrstarttime[2]);    var allenddate = new Date (arrenddate[0], arrenddate[1], arrenddate[2], arrendtime[0], arrendtime[1], ARRENDTIME[2]);      if (allstartdate.gettime () >= allenddate.gettime ()) {           Aler T ("StartTime cannot be greater than Endtime, cannot pass");            return false;   } else {       alert ("StartTime less than Endtime, so passed");        return True ;           }   } else {       alert ("Time cannot be empty");    & nbsp   return false;         }   }   //Comparison date, time size   function Comparecalendar (startdate, end Date) {   if (Startdate.indexof ("")!=-1 && EndDate.indexof ("")!=-1 {      //inclusive time, date           Comparetime (StartDate, EndDate);               } else {      //No time included, only date     &NB Sp Comparedate (StartDate, EndDate);         }    {   </script>    </html>   

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