@univerjs/core v0.4.2 • Docs

Function: fromCallback()

function fromCallback<T>(callback): Observable<T>

Creates an observable from a callback function.

Type Parameters

Type Parameter
`T` extends readonly `unknown`[]

Parameter	Type	Description
`callback`	`CallbackFn`<`T`>	The callback function that will be called when the observable is subscribed to. Please not that the if the callback function has `this` context, it will be lost when the callback is called. So you probably should bind the callback to the correct context.

Observable<T>

The observable that will emit when the callback function gets called.