October 2017
Intermediate to advanced
370 pages
8h 57m
English
Content preview from AMP: Building Accelerated Mobile Pages
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Using srcset to optimize image loading
With srcset, we can specify different images to use at different viewport widths. The browser will then choose the most appropriate image for the user's device by picking the smallest image that is as large as, or larger than, the viewport width.
We'll use the news article page from the last chapter as the starting point for the examples in this chapter. This file can be found at /ch3/news-start.html. To follow along with the examples, you can add code to this file. Another file, /ch3/news.html, combines most of the examples into a single page.
Building on our news article example from the last chapter, let's replace the amp-img feature image with the following (full code at /ch3/feature.html):
<amp-img ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
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