An instance method in C that dynamically displays the current system time

  • 2020-05-10 18:46:41
  • OfStack

You can try the following code for dear friends:

Note: here I only have one html tag pair to illustrate the problem, head and so on, add your own.


<html>
     <head>
         <title> Dynamic display system date and time in web pages </title>
         <script language="JavaScript">
             function startTime() {
                 var today = new Date(); // Define a date object    
                 var yyyy = today.getFullYear(); // Passing through the date object getFullYear() Method return year     
                 var MM = today.getMonth() + 1; // Passing through the date object getMonth() Method return year     
                 var dd = today.getDate(); // Passing through the date object getDate() Method return year      
                 var hh = today.getHours(); // Passing through the date object getHours Method return hour    
                 var mm = today.getMinutes(); // Passing through the date object getMinutes Method return minutes    
                 var ss = today.getSeconds(); // Passing through the date object getSeconds Method return second    
                 //  If the value of minutes or hours is less than 10 , is added before its value 0 If it's afternoon, for example 3 point 20 points 9 Seconds, it shows 15 : 20 : 09   
                 MM = checkTime(MM);
                 dd = checkTime(dd);
                 mm = checkTime(mm);
                 ss = checkTime(ss);
                 var day; // Save for week ( getDay() Method to get the week number) 
                 if (today.getDay() == 0) day = " Sunday  "
                 if (today.getDay() == 1) day = " week 1 "
                 if (today.getDay() == 2) day = " week 2 "
                 if (today.getDay() == 3) day = " week 3 "
                 if (today.getDay() == 4) day = " week 4 "
                 if (today.getDay() == 5) day = " week 5 "
                 if (today.getDay() == 6) day = " week 6 "
                 document.getElementById('nowDateTimeSpan').innerHTML = yyyy + "-" + MM + "-" + dd + " " + hh + ":" + mm + ":" + ss + "   " + day;
                 setTimeout('startTime()', 1000); // every 1 Reload in seconds startTime() methods  
             }

             function checkTime(i) {
                 if (i < 10) {
                     i = "0" + i;
                 }
                 return i;
             }  
         </script>
     </head>
     <body onload="startTime()">
         OS TIME : <font color="blue"><span id="nowDateTimeSpan"></span></font>    
     </body>
 </html>


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