Function createObservablePart

createObservablePart<R, T>(
    source: Observable<T>,
    mappingFunction: MappingFunction<T, R>,
    memoizationFunction?: MemoizationFunction<R>,
): Observable<R>
Type Parameters
- R
- T
Parameters
- source: Observable<T>
  RxJS Subject to use for this Observable.
- mappingFunction: MappingFunction<T, R>
  Method to return the part for this Observable to return.
- OptionalmemoizationFunction: MemoizationFunction<R>
  Method to Compare if the data has changed. Should return true when data is different.
Returns Observable<R>
Function
createObservablePart
Description
- Creates a RxJS Observable from RxJS Subject.
Example: Example create a Observable for part of the data Subject.
```
public readonly myPart = CreateObservablePart(this._data, (data) => data.myPart);
```
- Defined in src/libs/observable-api/utils/create-observable-part.function.ts:17