Do This to Improve Image Loading on Your Website

In the following video, Jen Simmons explains how to improve image loading speed by using width and height properties. The problem is that the image will cause lag when it first loads, because before the browser successfully downloads the image resource. <img src="/static/imghw/default1.png" data-src="https://img.php.cn/upload/article/000/000/000/174433873873361.png" class="lazy" alt="Do This to Improve Image Loading on Your Website"> This is because Firefox and Chrome now take these values ​​into account and eliminate all lag before the picture loads, even if you use the fluid width in CSS and thus the height is unknown . This means that even if the image has not loaded, the content will always remain in the same place. In the past, I have placed images on a lower page in many projects just to prevent this stutter. I think this solves this problem very well.

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