Written by the Fiveable Content Team • Last updated August 2025
Verified for the 2026 exam
Verified for the 2026 exam•Written by the Fiveable Content Team • Last updated August 2025
Definition
numbers.set() is a method used to replace an element at a specific index in an ArrayList. It takes the index and the new value as parameters, finds the element at that index, and updates it with the new value.