Here's a working sample. I only set it from the JS when switching to another image. Improve this answer. componentDidMount() { console.log('window.innerHeight', window.innerHeight); } In Next.js, componentDidMount() is executed only on the client where window and other browser specific APIs will be available. Check out Marko Ilics full post on Working with JavaScript Media Queries for a deeper dive on this, including a comparison of using media queries with an older JavaScript approach that binds a resize event listener that checks But not always, if there is enough content on the page to push the footer lower, it still does that. resize Working with media queries in JavaScript is very different than working with them in CSS, even though the concepts are similar: match some conditions and apply some stuff. window.onbeforeunload = function(){ // Do something } // OR window.addEventListener("beforeunload", function(e){ // Do something }, false); Complete Guide to CSS Media Queries Normally, scripts on different pages are allowed to access each other if and only if the pages they originate from share the same protocol, port number, and host (also known Since it doesnt make a difference, I take the lazy approach and I just dont set it. browser I dont. innerHTML Property It works well, but sometimes it's in the wrong place when I reduce the size quickly by mouse. GitHub Window window Similarly it makes no sense to use window.innerWidth, window.innerHeight. A Window object and a dedicated worker that it created. CSS-Tricks ; A worker (of any type) and a dedicated worker it created. Context. What you can do in React is to render only a container element, then get it's size in componentDidMount, and then render rest of the content.. This method is obsolete; you should instead use window.history.back(). Google Developers But not always, if there is enough content on the page to push the footer lower, it still does that. Before displaying the image via ctx.drawImage( ), I make sure the aspect ratio of the image is preserved etc. GitHub Moreover, in your addCamera function you only instantiated the camera in memory but you never actually added it to the scene, even if you pass the camera as a parameter to the orbit controls and to the renderer, the renderer will only render 1 image of the scene. Chromium Jondlm Jondlm. Jondlm Jondlm. I'm new to vuejs but I was trying to get the window size whenever I resize it so that i can compare it to some value for a function that I need to apply depending on the screen size. Check out Marko Ilics full post on Working with JavaScript Media Queries for a deeper dive on this, including a comparison of using media queries with an older JavaScript approach that binds a resize event listener that checks The window.postMessage() method safely enables cross-origin communication between Window objects; e.g., between a page and a pop-up that it spawned, or between a page and an iframe embedded within it.. please guide me. The innerText property returns: Just the text content of the element and all its children, without CSS hidden text spacing and tags, except