Prime numbers

Cryptic?

Cryptic?

Cryptic?

Cryptic?

Cryptic?

Jamie Zawinski

XKCD

Regex Traits •Declarative

•No whitespace or delimiters

–literals, meta characters

and operators

•Domain Specific (DSL)

Requisite scents

Scent: Text to Type

Scent: Text to Type

Scent: Text to Type

Scent: Text to Type

Scent: Text to Type

Scent: Text to Type

Scent: Non-recursive

Scent: Not lucid

Scent: Emerging

Scent: Complex logic

Scent: Complex logic

Clean regex code •Correct

•Simple

(Still demands proficiency,

however)

Precedence

Escape

Lookarounds

Quantifiers

Quant Algebra

Backtracking

Lazy Quant

Shrthnds

Unicode

Character Class

Char Class Escape

Capture & Back ref

Non-capturing

Named Captures

Anchors

Modes

TDD

Regex Day!

Regex Day! •http://rekursiv.se/regexkurs

•5 mars

•Stockholm