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Lazy loading images is an effective technique to improve page load times by deferring the loading of images until they are needed. This can be achieved using the `loading="lazy"` attribute in HTML or JavaScript Intersection Observer API for more control. <img src="image.jpg" alt="Description" loading="lazy"> ADDITIONAL COMMENT: The `loading="lazy"` attribute is supported in most modern browsers and is the simplest way to implement lazy loading. For more advanced scenarios, use the Intersection Observer API to load images when they enter the viewport. Lazy loading reduces initial page load time and data usage, enhancing user experience, especially on mobile devices. Ensure that your images have appropriate `alt` attributes for accessibility. ✅

What's the best way to implement lazy loading for images in a web app?

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What's the best way to implement lazy loading for images in a web app?

Asked on Jan 07, 2026

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Lazy loading images is an effective technique to improve page load times by deferring the loading of images until they are needed. This can be achieved using the `loading="lazy"` attribute in HTML or JavaScript Intersection Observer API for more control.

<!-- BEGIN COPY / PASTE -->
    <img src="image.jpg" alt="Description" loading="lazy">
    <!-- END COPY / PASTE -->

Additional Comment:

The `loading="lazy"` attribute is supported in most modern browsers and is the simplest way to implement lazy loading.
For more advanced scenarios, use the Intersection Observer API to load images when they enter the viewport.
Lazy loading reduces initial page load time and data usage, enhancing user experience, especially on mobile devices.
Ensure that your images have appropriate `alt` attributes for accessibility.

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What's the best way to implement lazy loading for images in a web app?

Asked on Jan 07, 2026

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