Introduction
Use Bash to pull data in seconds
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What you should know
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1. Shell Globs
What are globs?
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Shell expansion order
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Wildcards
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Character sets
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The effect of locale on searches
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Character classes
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Shell globbing options
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2. Shell Extended Globbing
What are extended globs?
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Why you should use extended globs
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Make extended globs persistent
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Getting started with extended globs
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Pattern matching with extended globs
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Using extended globs with commands
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Comparing extended globs with regular expressions
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3. Shell Brace Expansion
What is brace expansion?
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Using brace expansion for patterns
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4. Introduction to Regular Expressions
What are regular expressions?
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Why aren't regexes consistent?
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Basic vs. Extended Regular Expressions
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Regex support in command line tools
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Matching characters and words
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Specifying occurrences
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Alternation and grouping
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Back references and subexpressions
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5. Use Bash Extended Regexes
Regexes in if conditionals
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Using BASH_REMATCH
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Challenge: Regex to find credit card numbers
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Solution: Regex to find credit card numbers
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6. Grep EREs and PCREs
Using regular expressions with grep
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Perl compatible regexes with grep
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Performance optimizing grep searches
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Challenge: Create a regex to find telephone numbers
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Solution: Create a regex to find telephone numbers
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7. Use sed Regexes
Using sed
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Using extended regexes in sed
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Challenge: Create a regex to find IPv4 addresses
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Solution: Create a regex to find IPv4 addresses
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8. Use AWK Extended Regexes
Using regexes in AWK
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Pattern matching differences in AWK
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Ex_Files_Bash_Patterns_Regular_Expressions.zip
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