Find the First Element in a Stream

TIPS

Find the First Element in a Stream

Published by

ByteCodeAuthor

August 20, 2024

Situation:
You want to retrieve the first element from a list of names.

Solution:

List<String> names = Arrays.asList("Alice", "Bob", "Charlie");

Optional<String> firstName = names.stream()
    .findFirst();

System.out.println(firstName.orElse(null));

Explanation:
The findFirst method returns the first element in the stream, if present.

Result:

Alice

First come, first served! You’ve successfully retrieved the first element. Keep going strong!

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