Javascript DOM HTML Element className Property get multiple classes

Introduction

Get the class names of an element with multiple classes:

Click the button to display the class names of the div element.

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<!DOCTYPE html>
<html>
<head>
<style>
.mystyle {//from www.jav a  2 s . c  o m
  width: 500px;
  height: 50px;
}

.test {
  background-color: lightblue;
}

.example {
  text-align: center;
  font-size: 25px;
  color: black;
  margin-bottom: 10px;
}
</style>
</head>
<body>
<div id="myDIV" class="mystyle test example">
I am a DIV element with multiple classes
</div>

<button onclick="myFunction()">Test</button>

<p id="demo"></p>

<script>
function myFunction() {
  var x = document.getElementById("myDIV").className;
  document.getElementById("demo").innerHTML = x;
}
</script>

</body>
</html>



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