Lazy loading images is a technique used to improve website performance by loading images only when they are needed. This helps make web pages load faster.
What is Lazy Loading
Lazy loading means that images are not loaded immediately when the page opens. Instead, they load only when the user scrolls to them.
Why Lazy Loading is Important
It reduces initial page load time.
It saves bandwidth for users.
It improves website performance and user experience.
How Lazy Loading Works
When a page loads, only visible images are loaded first. As the user scrolls down, other images load automatically.
Using loading Attribute
HTML provides a simple way to enable lazy loading using the loading attribute.
Example
<img src=”image.jpg” alt=”Sample Image” loading=”lazy”>
Eager Loading
By default, images use eager loading, which means they load immediately.
Example
<img src=”image.jpg” alt=”Sample Image” loading=”eager”>
When to Use Lazy Loading
Use lazy loading for images that are below the visible screen (below the fold).
Avoid lazy loading for important images at the top of the page.
Benefits of Lazy Loading
Faster page load
Better performance
Improved SEO
Summary
Lazy loading images improves website speed by loading images only when needed. It is a simple and effective way to optimize performance using the loading attribute in HTML.