Written by the Fiveable Content Team • Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 exam•Written by the Fiveable Content Team • Last updated September 2025
Definition
Double-index notation is a way of representing elements in a two-dimensional array using two indices, one for the row and one for the column. It allows easy access to specific elements within the array.
Related terms
Single-index notation: A way of representing elements in a one-dimensional array using only one index.
Two-dimensional array: An array that stores data in rows and columns, forming a grid-like structure.
Element access: The process of retrieving or modifying an element within an array using its index values.