Detects valid Roman numerals (up to 3999), and splits into 4 capture groups: thousands, hundreds, tens, and units.

Text output produced by reading the QR code present on patient stickers created by Epic (R) medical record software

This regex matches against season and series names

Finds Typescript's reference path syntax.

Pull zip download ID from default links. Works with datadelivery and datadelivery1

Usage: "40%".replace(/\b([\d\.]+)mkb%/ig, '$1')

Validates hexadecimal color codes based on the following rule set: Optionally starting with a hash. 3 or 6 characters in length. Using the [0-9a-f] character set.

Valid and Invalid emails

([!-\~]aeiou)

Validate a Json Web Token (JWT).

validator voor kenteken vb: 11-AA-BB

Matches version strings.

Replaces second to last but one characters in email with asterisks (@ and last . are protected): john.travolta@gmail.com > j*a@g**.m