January 2013
Beginner to intermediate
624 pages
17h 18m
English
Content preview from Learn You Some Erlang for Great Good!Become 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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Chapter 1. Starting Out
In Erlang, you can test most of your code in an emulator. It will run your scripts when they are compiled and deployed, but it will also let you edit stuff live.
In this chapter, you’ll learn how to use the Erlang shell and be introduced to some basic Erlang data types.
Using the Erlang Shell
To start the Erlang shell in a Linux or Mac OS X system, open a terminal, and then type erl. If you’ve set up everything correctly, you should see something like this:
$ erl
Erlang R15B (erts-5.9) [source] [64-bit] [smp:4:4] [async-threads:0] [hipe]
[kernel-poll:false]
Eshell V5.9 (abort with ^G)Congratulations, you’re running the Erlang shell!
If you’re a Windows user, you can run the shell by executing erl.exe at the command prompt, but ...
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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.