33 Chapters
Regular Expression Challenges
Chapters
- Using the Test MethodPreview
- Match Literal Strings
- Match a Literal String with Different Possibilities
- Ignore Case While Matching
- Extract Matches
- Find More Than the First Match
- Match Anything with Wildcard Period
- Match Single Character with Multiple Possibilities
- Match Letters of the Alphabet
- Match Numbers and Letters of the Alphabet
- Match Single Characters Not Specified
- Match Characters that Occur One or More Times
- Match Characters that Occur Zero or More Times
- Find Characters with Lazy Matching
- Find One or More Criminals in a Hunt
- Match Beginning String Patterns
- Match Ending String Patterns
- Match All Letters and Numbers
- Match Everything But Letters and Numbers
- Match All Numbers
- Match All Non-Numbers
- Restrict Possible Usernames
- Match Whitespace
- Match Non-Whitespace Characters
- Specify Upper and Lower Number of Matches
- Specify Only the Lower Number of Matches
- Specify Exact Number of Matches
- Check for All or None
- Positive and Negative Lookahead
- Check For Mixed Grouping of Characters
- Reuse Patterns Using Capture Groups
- Use Capture Groups to Search and Replace
- Remove Whitespace from Start and End