March 2018
Beginner to intermediate
416 pages
9h 24m
English
Content preview from Learning AWK Programming
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Controlling the execution
To execute the program further, we have to step through the lines. For controlling execution, we have different commands. We will discuss some essential and basic ones in this section:
- next [count]: This is used to continue execution to the next source line, stepping over function calls. The count argument controls how many times it repeats this action.
- return [value]: This cancels the execution of the current function call (frame). If any current function contains any inner frames, they are discarded as well. If the value (string or number) is specified, it is used as a function return value.
- finish: Execute until the selected stack frame returns and print the returned value.
- Continue: Resume the program execution ...
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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.
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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.