Interface Simple<TValue>

validate

• validate(control): undefined | null | Message | Message[]

• Validates the user input.

  This method is called each time input value changes. The returned messages then reported by input validation aspect.

  Parameters

  • control: InControl<TValue>

    Input control to validate.

  Returns undefined | null | Message | Message[]

  Either validation message, array of validation messages, or null/unknown to indicate their absence.