The resize event of the HTMLVideoElement interface fires when one or both of the videoWidth and videoHeight properties have just been updated.
This event is not cancelable but may bubble.
Use the event name in methods like addEventListener(), or set an event handler property.
addEventListener("resize", (event) => { })
onresize = (event) => { }A generic Event.
<video id="media" src="https://example.com/video.mp4"></video>const el = document.getElementById("media");
el.addEventListener("resize", () => {
console.log("The size of the video element has changed!");
});