JavaScript StopWatch

                                 WE WILL SEE  HOW TO CREATE A STOP WATCH.

  I am studying java script and created stop watch you can find the code below

HTML - code
     
       <h1><time id= "demo" >00:00:00</time></h1>  <!-- this is present time tag -->
       <button id="start" onclick="start()" >start</button> <!-- this is start button-->
       <button id="stop" onclick="stop()"> stop</button> <!-- this is stop button-->
       <button id="clear" onclick="clear()">clear</button> <!-- this is clear button-->


JAVASCRIPT - code

   
                                                      STOP WATCH - code