Java Games: Flashcards, matching, concentration, and word search.

Regular expressions 1: Vocabulary

Terms used to describe regular expressions, and its basic buiding blocks.

Ref.: Mastering Regular Expressions. Jeffrey E. F. Friedl, O'Reilly 1997

Also try Regular Expressions 2: Exercises (

Convention: "..." is not part of a regex, but meant to indicate the presence of some item (subexpression).

See a list of terms used in these activities.


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