EN
JavaScript - remove element attribute
0
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In this article, we would like to show you how to add an attribute to the element / node in JavaScript.
Quick solution:
var myElement = document.querySelector('#element-id'); // get element by id
myElement.removeAttribute(attributeName); // remove attribute from the element
Practical examples
Example 1
In this example, we will remove class attribute from the myDiv element using removeAttribute() method.
// ONLINE-RUNNER:browser;
<!DOCTYPE html>
<html>
<head>
<style>
.blue {
background: lightblue;
}
</style>
</head>
<body>
<div id="my-div" class="blue">This is my div.</div>
<script>
var myDiv = document.querySelector('#my-div'); // get element by id
myDiv.removeAttribute('class'); // remove class attribute from myDiv
</script>
</body>
</html>
Example 2
In this example, we will remove class attribute from the myDiv element using removeAttribute() method. The class value will be removed on button click.
// ONLINE-RUNNER:browser;
<!DOCTYPE html>
<html>
<head>
<style>
div {
margin: 5px 5px 15px 20px;
width: 100px;
height: 100px;
border: 1px solid black;
border-radius: 10px;
background: lightgray;
}
.red-div {
background: red;
}
</style>
</head>
<body>
<div id="my-div" class="red-div"></div>
<button onclick="removeClass()">remove class attribute</button>
<script>
var myDiv = document.querySelector('#my-div');
function removeClass() {
myDiv.removeAttribute('class');
}
</script>
</body>
</html>