Written by the Fiveable Content Team โข Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 examโขWritten by the Fiveable Content Team โข Last updated September 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.