Disable Text Selection Using JavaScript

In this tutorial we will see how to Disable Text Selection Using JavaScript. The .preventDefault() method is used with onselectstart property to do this task.

HTML Code

HTML Code is given below, This code contains the heading h2 element with the text inside.

<!DOCTYPE html>
<html>
 <head>
  <title>Disable the Text Selection using JavaScript</title>
 </head>
 <body>
  <h2>Try to Select Me</h2>
 </body>
</html>

.preventDefault() method

The preventDefault() method prevents the browser from executing the default action of the selected HTML element. In this example it will stop the selection of the text.

onselectstart property

The onselectstart property is an event handler that triggers when the element or it's content is being selected.

JavaScript Code

In this example the onselectstart property will trigger a function which contain the preventDefault() method. The preventDefault() method will stop the selection of the text inside the whole document.

After that alert message is displayed. You can use this exact code for individual elements like paragraph tags or heading tags, instead of using with the document query selector.

Take a look at the code given below.

<script>
document.onselectstart = () => {
event.preventDefault();
alert('Sorry!');
}
</script>

Video Tutorial

Watch video tutorial and demo on how to Disable Text Selection Using JavaScript.

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