July 2019
Intermediate to advanced
310 pages
7h 26m
English
Content preview from Programming ElmBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Get Started with Functions
Functions are the most key parts of Elm applications. Each piece of behavior in an Elm application lives inside a function. In this section, you will create and call functions. You will also learn about Elm’s expressiveness and work with some of Elm’s primitive data types such as strings and numbers.
Explore with the Elm REPL
Before you begin, you will need a sandbox for interacting with Elm functions. If you haven’t done so already, visit Appendix 1, Install Elm to install Elm on your system. After installing Elm, you will have several command-line tools at your disposal. Right now, we only care about the Elm REPL tool. REPL is an acronym for read-evaluate-print loop. The Elm REPL lets you interact with the Elm ...
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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.