![]() ![]() With lazy loading supported directly by the browser, however, there's no need for an external library. Using scroll, resize, or orientationchange event handlersĮither option can let developers include lazy loading functionality, and many developers have built third-party libraries to provide abstractions that are even easier to use.Previously, there were two ways to defer the loading of off-screen images: At the 90th percentile, sites send over 5 MB of images on desktop and mobile. Why browser-level lazy loading? #Īccording to the HTTP Archive, images are the most requested asset type for most websites and usually take up more bandwidth than any other resource. ![]() Browser compatibility #īrowsers that do not support the loading attribute simply ignore it without side effects. You can use the loading attribute to lazy-load images without the need to write custom lazy loading code or use a separate JavaScript library. Does Lighthouse recognize browser-level lazy loading?īrowser-level image lazy loading for the webīrowser-level support for lazy loading images is now supported on the web! This video shows a demo of the feature:.How are images handled when a web page is printed?.How does browser-level lazy loading affect advertisements on a web page?.Is lazy loading for iframes also supported in browsers?.How do I handle browsers that don't support lazy loading?.What if I'm already using a third-party library or a script to lazy-load images?.How does the loading attribute work with images that are in the viewport but not immediately visible (for example: behind a carousel, or hidden by CSS for certain screen sizes)?.Is there a downside to lazy loading images that are within the device viewport?.Can CSS background images take advantage of the loading attribute?.Can I change how close an image needs to be before a load is triggered?.Are there plans to automatically lazy-load images in Chrome?.Avoid lazy loading images that are in the first visible viewport.Images should include dimension attributes.Improved data-savings and distance-from-viewport thresholds.Relationship between the loading attribute and fetch priority.Line-height: inherit !important /** Prevents TinyMCE messing with your line-height **/ I have a chunk called “fred-css” with this: Here’s how I get around the setting selection dilema - plus a few other nice-to-haves for my FRED editing. Let me know if you have any questions on this. ![]() I was able to make this easier by having an edit-time active css class applied to the inner container that wedged a bottom margin of like 20 or 50 or something like that so that there was space to be able to distinguish between inner and outer. If you’ve worked with nested containers in Fred you already know what I’m talking about. Let me know if you’d like to see the details on those, but basically you can have video backgrounds with varying opacity, gradients, solid colors, images… pretty much anything and still have a rich text area for content.Ĭaveat’s - it was tricky having the inner options selectable when they were the same size as the outer container. I have some very detailed background, foreground image and video options working on this in those imported options sets. "label": "Height of Hero Item (match parent)", The outer basically has a slider control for how many carousel items you have plus a variety of other options related to bootstrap carousels So I have inner and outer carousel elements: Stumbled back on it looking for something else! Sorry for the delayed response here - I must have missed a notification. When I move out of the inner zone to try and activate the settings, the controls switch to the outer zone… it’s a Perhaps adding editor instructions below the dropzone like in my above example helps with your issue? The outer zone settings will then be at the bottom of the instructions and the inner settings above the instructions, I think… If it’s of interest to anyone here’s what I’ve got at the moment, with great help of It works really well, except that pthumb doesn’t work once you replace the placeholder image with your own image so you have to ensure the client crops and resizes the images manually first. ![]()
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