March 2002
Beginner
504 pages
10h 47m
English
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Hour 21. Problem Solving with Functions
In previous chapters, you wrote short shell scripts that performed specific tasks. Many of these scripts performed common operations such as displaying error and warning messages and prompting the users for input. To easily repeat these tasks, you created reusable functions for your scripts.
In this chapter, you take this a step farther and create a library of functions that can be readily reused in shell scripts. A library is a repository of functions that can be accessed by shell scripts. The specific topics related to libraries that you will examine are
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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.