March 2019
Intermediate to advanced
208 pages
5h 11m
English
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Chapter 7Structuring Data with Records and Modules
While the tuple we built in Chapter 5, Using Collections was useful and appropriate for the task, tuples aren’t the answer when we have to work with more complex data structures. Instead, ReasonML has records, which let you create immutable data structures with field names. This makes your code more organized and readable.
Modules also help in keeping code organized. You’ll see that you can create modules to hold data types, records, and functions that operate on them. Modules are also first-class citizens in the ReasonML world. You’ll see this in action as we create custom modules that serve as arguments to other modules.
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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.