Sometimes, we want to detect if input is focused with JavaScript
In this article, we’ll look at how to detect if input is focused with JavaScript
How to detect if input is focused with JavaScript?
To detect if input is focused with JavaScript, we can check is document.activeElement is the input.
For instance, we write
e.target === document.activeElement
in an event handler to check if the element that triggered the event, which is e.target is the same as document.activeElement.
document.activeElement is the element that has focus on the page.
Conclusion
To detect if input is focused with JavaScript, we can check is document.activeElement is the input.
