Javascript DOM How to - Pass DOM Value to Inner HTML

Question

We would like to know how to pass DOM Value to Inner HTML.

Answer


<!DOCTYPE html>
<html>
<head>
<script type='text/javascript'>
window.onload=function(){<!--from   ww  w  .j av a 2s  . c  o  m-->
    var x=document.getElementById("mainTitle1").innerHTML;
    document.getElementById("mainTitle").innerHTML=x;
}
</script>
</head>
<body>
  <span id="mainTitle"></span>
  <span style="display: none;" id="mainTitle1">Text Content</span>
</body>
</html>

The code above is rendered as follows: