Function to

to<TA, TB>(
    a: Reactive<TA>,
    b: ReactiveWritable<TB>,
    transform?: (valueA: TA) => TB,
    closeBonA?: boolean,
): Unsubscriber
Connects reactive A to B, optionally transforming the value as it does so.

Returns a function to unsubcribe A->B
Type Parameters
- TA
- TB
Parameters
- a: Reactive<TA>
- b: ReactiveWritable<TB>
- Optionaltransform: (valueA: TA) => TB
- closeBonA: boolean = false
Returns Unsubscriber