Zenoh key expressions: validity, canonical form, and wildcard matching.

Url validity detection library

Validity style validator to ensure a property is a float or an integer

Validity style validator to ensure a property is unique within entities available in a given collection

Validity style validator which extends url to allow for non-tld urls

Validity style validator which validates a field against a set of valid options

Validity style validator to ensure a property has a date before another date property

Validity style validator to ensure a property is an integer

Basic validity style validator to ensure a required property is present in an object.

Validity style validator to ensure that required image contexts are selected with an image widget array

An order watcher daemon that watches for order validity

Validity validator which calls a subsequent validator if a value is truthy

Validity style validator to ensure that a property is a valid URL.

AirSwap: Balance, Allowance, Validity Checks

Validity style validator to ensure that a property is a valid email address.

Validity style validator to ensure a property is equal to some primitive value

Validity style conditional validator

form validity helper and input mask parser

Check the validity of the format of an EU VAT number

Answer « is this value acceptable » — the same answer on the front and on the back.