Computer scienceProgramming languagesJavaCode organizationFunctional programmingFunctional streams

Map and flatMap

Theory

Fruits

Report a typo

Here is code with a stream:

List<String> fruits = Arrays.asList("apple", "orange", "banana");

long count = fruits.stream()
        .map(word -> word.substring(0, 1))
        .count();

The count is ...

Select one option from the list
___

Create a free account to access the full topic