Table of Contents
The Fullscreen API adds methods to show a specific Element (and its descendants) in fullscreen mode and to leave fullscreen mode when it’s no longer needed. This means that the user’s How to Use Fullscreen HTML5 API, like an online game. When you switch to fullscreen mode, the web page takes up as much space as possible.
This isn’t always what you want, though. Most of the time, you want to make a certain part of the page full screen, like a video or a game. This is a good time to use Fullscreen API. Until fullscreen mode is turned off, all browser user interface elements and other applications are removed from the screen.
How to Use Fullscreen HTML5 API
Vexing Vendor Prefixes
Don’t bother trying to use these API names. You’ll require vendor prefixes for BOTH the CSS and JavaScript properties. There’s no support in Internet Explorer or Opera yet, but I would suggest you use the ‘ms’ and ‘o’ prefixes for future proofing. I’ve developed a function in the demonstration page which handles the prefix shenanigans for you:
The CSS
Once the browser goes into full-screen mode, you’ll almost certainly want to change the styles for the element and its children. For example, if your element normally has a width of 500px, you’ll want to change that to 100% so it uses all the space available, e.g. But you can’t use a list of selectors with a vendor prefix.
What is HTML5?
HTML5 is the latest version of Hypertext Markup Language, which is the code that describes web pages. There are actually three kinds of code: HTML, which gives the structure, Cascading Style Sheets (CSS), which take care of how things look, and JavaScript, which makes things happen.
Still more. HTML5 is not owned by anyone, so you don’t have to pay to use it. It also works on any platform, like a tablet, smartphone, netbook, notebook, ultrabook, or Smart TV, as long as your browser supports HTML5. It’s always more complicated than that, though. We’ll talk more about that soon.
FAQ
How to trigger full screen in JavaScript?
We can use the requestFullscreen() method on any element to make an element full screen. This method makes an asynchronous request for the element to be displayed in full-screen mode.
How to use full screen API in Javascript?
By calling Element, you can switch to fullscreen mode. use the video> element’s requestFullscreen() method. If fullscreen mode is already on (fullscreenElement is not null), we call the document’s exitFullscreen() method to turn it off.
Does fullscreen API require user permission?
To enable a full-screen view on a user’s browser, you will first need to ask for permission to do so with the Element. requestFullScreen function.
How to display only 100 characters javascript?
- We can use the substring() method: The substring(a, b) method extracts characters, between two indices (positions a and b respectively), from a string, and returns the substring. Example: let text = “I love javascript”; <%= text. …
- We can also use the slice() method: Example: <%= text. split(” “).
How do I force a div to take full width?
What you could do is set your div to be position: absolute so your div is independent of the rest of the layout. Then say width: 100% to have it fill the screen width. Now just use margin-left: 30px (or whatever px you need) and you should be done.