August 1999
Intermediate to advanced
1000 pages
83h 9m
English
Content preview from Solaris™ 7 Reference
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case, switch, select — Shell Built-in Functions to Choose from a List of Actions
Synopsis
sh
case word in [pattern [| pattern]) actions;;] ... esac
csh
switch (expression) case comparison1: actions breaksw case comparison2: actions breaksw ... default: endsw
ksh
case word in [pattern [| pattern] ) actions;;] ... esac select identifier [in word...] ; do list; done
Description
In shell scripts, you may want to take several different types of action depending on the value of a variable or a parameter. You can do so in the Bourne shell by using the case statement, in the C shell by using the case and switch statements, or in the Korn shell by using the case and select statements.
The value of the variable is successively compared against ...
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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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