Function field

field<TIn, TFieldType>(fieldSource, fieldName, options?): Reactive<TFieldType>
From a source value, yields a field from it. Only works if stream values are objects.

If a source value doesn't have that field, it is skipped.
Type Parameters
- TIn extends object
- TFieldType
Parameters
- fieldSource: ReactiveOrSource<TIn>
- fieldName: keyof TIn
- options: Partial<FieldOptions<TIn, TFieldType>> = {}
Returns Reactive<TFieldType>