January 2019
Intermediate to advanced
592 pages
14h 30m
English
Content preview from React Native Cookbook - Second Edition
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How it works...
In this example, we made use of the TouchableOpacity component. This component allows us to define a nice animation that changes the opacity when the user presses the button.
We can use the activeOpacity property to set the opacity value when the button gets pressed. The value can be any number between 0 and 1, where 0 is completely transparent.
If we press the rounded button, we will see a native Alert message, as shown in the following screenshot:
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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.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.