September 2017
Beginner
402 pages
9h 52m
English
Content preview from Perl 6 Deep Dive
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The -e command
The -e option allows you to pass the whole program in a command line. This is useful for short programs that do a few actions or, for example, for small tests when you check how things work in Perl 6.
Run it with the program enclosed in quotes:
$ perl6 -e'say "Hello"'
And this is the result you will see:
Hello
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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.