December 2018
Beginner
452 pages
12h 17m
English
Content preview from Learn Linux Shell Scripting - Fundamentals of Bash 4.4
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Questions
- What is parameter substitution?
- How can we include default values for our defined variables?
- How can we use parameter expansion to handle missing parameter values?
- What does ${#*} do?
- How does pattern substitution work when talking about parameter expansions?
- How is pattern removal related to pattern substitution?
- What types of case modifications can we perform?
- Which two things can we use to get a substring from a variable's value?