Introduction
Write text matching patterns
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1. Get Started with Regular Expressions
What are regular expressions?
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Choose a regular expression engine
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Notation conventions and modes
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2. Characters
Literal characters
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Metacharacters
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The wildcard metacharacter
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Escaping metacharacters
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Other special characters
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Challenge: Characters
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Solution: Characters
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3. Character Sets
Define a character set
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Character ranges
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Negative character sets
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Metacharacters inside characters sets
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Shorthand character sets
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Challenge: Character sets
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Solution: Character sets
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4. Repetition
Repetition metacharacters
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Quantified repetition
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Greedy expressions
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Lazy expressions
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Challenge: Repetition
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Solution: Repetition
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5. Grouping and Alternation
Grouping metacharacters
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Alternation metacharacters
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Efficiency when using alternation
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Challenge: Grouping and alternation
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Solution: Grouping and alternation
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6. Anchors
Start and end anchors
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Line breaks and multiline mode
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Word boundaries
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Challenge: Anchors
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Solution: Anchors
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Ex_Files_Learning_Regular_Expressions.zip
(25 KB)