Function reduce

reduce<T, O>(
reducerFunction: ReduceFunction<T, O>,
initialValue: ValueOrFactory<O>,
): CollectorFunction<T, O>
Returns the result of applying the reducer function to each element of the source.
Type Parameters
- T
  Type of items in the source.
- O
  Type of the result.
Parameters
- reducerFunction: ReduceFunction<T, O>
  Reducer function to apply to each element.
- initialValue: ValueOrFactory<O>
  Initial value or factory function to use as the first argument to the reducer function.
Returns CollectorFunction<T, O>
Collector that returns the result of applying the reducer function to each element of the source.
Example
```
const result = reduce<number, number>((prev, curr) => prev + curr, 0)([1, 2, 3]);
console.log(result); // 6
```
- Defined in collectors/reduce/reduce.ts:22