dojo
Regex
Level 1: Ninja Noob
You excel at blocking roundhouse kicks with your head. Dodging punches is for quitters. Time intervals at this level are between 1 and 2 days.
Session ready: 0 shortcuts to learn
Lessons
Passing a test adds the next set of shortcuts to your sessions
Basics
Character Classes I
Character Classes II
Assertions
Assertions II
Quantifiers
Special Characters I
Special Characters II
Flags
Groups
achievement-star