this is a test

Validates format of ISO-8601 duration.

Regular for testing empty strings for validation purpose

Splits CamelCase single string into separate strings. Can be used for transforming CamelCase to snake_case. Also works with numbers and capital letter shortcuts (e.g SomeWTFVariable1).

Validates a first middle and last name with hyphens as a single string

Naming

Validates an url path that must begin with '/' and not contain special characters or repeated '/' [forward slashes]

This regular expression parses the uri of an one-time password typically masked by a QR Code. The expression supports the core hotp and totp, name, secret and optional counter (for hotp)

any int, any int with decimal any int with comma delimited any int with comma delimited and decimal