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richjenks/regex-curriculum.md

Created April 16, 2016 07:45
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Regex Curriculum
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regex-curriculum.md

Basics

  • Text match
  • Asterisks & Pluses
  • Question Marks
  • Pipe Options
  • Character Groups
  • Character Ranges
  • Range Shorthand
  • Counting Characters
  • Replacement

Common Patterns

  • Dates & Times
  • Marketo embed parts
  • Log parsing

Special Characters

  • . The dot matches any single character.
  • \n Matches a newline character (or CR+LF combination).
  • \t Matches a tab (ASCII 9).
  • \d Matches a digit [0-9].
  • \D Matches a non-digit.
  • \w Matches an alphanumberic character or hyphen.
  • \W Matches a non-alphanumberic character.
  • \s Matches a whitespace character.
  • \S Matches a non-whitespace character.
  • \ Use \ to escape special characters. For example, . matches a dot, and \ matches a backslash.
  • ^ Match at the beginning of the input string.
  • $ Match at the end of the input string.
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