Sometimes, we want to check whether a CSS3 transition of an element has started or end with JavaScript.
In this article, we’ll look at how to check whether a CSS3 transition of an element has started or end with JavaScript.
How to check whether a CSS3 transition of an element has started or end with JavaScript?
To check whether a CSS3 transition of an element has started or end with JavaScript, we listen to the transitionend event.
For instance, we write
element.addEventListener("transitionend", callback, false);
to listen to the transitionend event emitted by element with addEventListener
callback is called when the transition is finished.
Conclusion
To check whether a CSS3 transition of an element has started or end with JavaScript, we listen to the transitionend event.
