Returns true if the validator is valid. This might represent last known state and might first be updated when validate() is called.
The addEventListener()
method of the EventTarget interface sets up a function that will be called whenever the specified event is delivered to the target.
Optional
options: boolean | AddEventListenerOptionsCallback method called when context is resolved.
Reference to the created Context Consumer Controller instance
The dispatchEvent()
method of the EventTarget sends an Event to the object, (synchronously) invoking the affected event listeners in the appropriate order.
Focus the first invalid element.
Optional
options: UmbClassGetContextOptionsA Promise with the reference to the Context Api Instance
An Observable to observe from.
Optional
callback: ObserverCallback<SpecificT>Callback method called when data is changed.
Optional
controllerAlias: null | UmbControllerAliasDefine an explicit controller alias. If not defined then one will be generated based on the callback function. If null is parsed no controller alias will be given.
Reference to the created Observer Controller instance.
The API instance to be exposed.
Reference to the created Context Provider Controller instance
The removeEventListener()
method of the EventTarget interface removes an event listener previously registered with EventTarget.addEventListener() from the target.
Optional
options: boolean | EventListenerOptionsReset the validator to its initial state.
Validate the form, will return a promise that resolves to true if what the Validator represents is valid.
UmbValueValidator is a controller that implements the UmbValidator interface. It validates a value based on a provided check function, manages validation state, and communicates validation messages to the validation context. It can also handle navigation to the first invalid element if needed.