June 2017
Beginner
502 pages
11h 26m
English
Content preview from Mastering Bash
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The array index ([])
This points us to the object located into the array at the index specified between the brackets:
fruit=(apple banana lemon) ; echo ${fruit[1]}banana
We will see what an array is later on, as of now, just bear in mind that an array index starts from 0, so 1 is the second element into it.
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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.