Worker class

This Web Workers API interface represents a background task that can be easily created and can send messages back to its creator. Creating a worker is as simple as calling the Worker() constructor and specifying a script to be run in the worker thread.

MDN Reference

Implemented types
Available extensions
Annotations
  • @JS()
  • @staticInterop

Constructors

Worker(Object scriptURL, [WorkerOptions? options])
factory

Properties

addEventListener → ({void Function<K$ extends Event>(AbstractWorkerEventMap<K$> type, dynamic listener(K$), [Object? options]) $1, void Function(String type, Object listener, [Object? options]) $2})

Available on AbstractWorker, provided by the AbstractWorker$Typings extension

Overload accessor: $1, $2
no setter
addEventListener ↔ void Function(String, [Object?, Object?])

Available on EventTarget, provided by the EventTarget$Typings extension

getter/setter pair
addEventListener → ({void Function<K$ extends Event>(WorkerEventMap<K$> type, dynamic listener(K$), [Object? options]) $1, void Function(String type, Object listener, [Object? options]) $2})

Available on Worker, provided by the Worker$Typings extension

Overload accessor: $1, $2
no setter
dispatchEvent ↔ bool Function(Event)

Available on EventTarget, provided by the EventTarget$Typings extension

getter/setter pair
hashCode → int
The hash code for this object.
no setterinherited
onerror ↔ dynamic Function(ErrorEvent)?

Available on AbstractWorker, provided by the AbstractWorker$Typings extension

MDN Reference
getter/setter pair
onmessage ↔ dynamic Function(MessageEvent)?

Available on Worker, provided by the Worker$Typings extension

MDN Reference
getter/setter pair
onmessageerror ↔ dynamic Function(MessageEvent)?

Available on Worker, provided by the Worker$Typings extension

MDN Reference
getter/setter pair
postMessage → ({void Function(List<Object> transfer, [dynamic message]) $1, void Function([dynamic message, StructuredSerializeOptions? options]) $2})

Available on Worker, provided by the Worker$Typings extension

Overload accessor: $1, $2
no setter
removeEventListener → ({void Function<K$ extends Event>(AbstractWorkerEventMap<K$> type, dynamic listener(K$), [Object? options]) $1, void Function(String type, Object listener, [Object? options]) $2})

Available on AbstractWorker, provided by the AbstractWorker$Typings extension

Overload accessor: $1, $2
no setter
removeEventListener ↔ void Function(String, [Object?, Object?])

Available on EventTarget, provided by the EventTarget$Typings extension

getter/setter pair
removeEventListener → ({void Function<K$ extends Event>(WorkerEventMap<K$> type, dynamic listener(K$), [Object? options]) $1, void Function(String type, Object listener, [Object? options]) $2})

Available on Worker, provided by the Worker$Typings extension

Overload accessor: $1, $2
no setter
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
terminate ↔ void Function()

Available on Worker, provided by the Worker$Typings extension

getter/setter pair

Methods

noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
toString() → String
A string representation of this object.
inherited

Operators

operator ==(Object other) → bool
The equality operator.
inherited