Regular Expressions

  1. Basic Syntax Elements
    1. Single Character Matching
      1. Literal Characters
        1. The Dot Metacharacter
          1. Whitespace Characters
            1. Control Characters
            2. Character Classes
              1. Square Bracket Notation
                1. Character Ranges
                  1. Negated Character Classes
                    1. Case Handling in Classes
                    2. Predefined Character Classes
                      1. Digit Classes
                        1. Word Character Classes
                          1. Whitespace Classes
                            1. Negated Predefined Classes
                              1. Unicode Categories
                              2. Anchors and Position Assertions
                                1. String Anchors
                                  1. Line Anchors
                                    1. Word Boundaries
                                      1. String Boundaries
                                        1. Position-Only Matching

                                      Previous

                                      2. Fundamental Concepts

                                      Go to top

                                      Next

                                      4. Quantifiers and Repetition