The allowed range refers to the valid set of indices that can be used to access elements within an array. It spans from the lowest possible index (usually 0) to the highest possible index (size - 1).
Related terms
Array: A data structure that holds multiple values in a fixed-size sequence.
Index: A numerical value used to locate and access specific elements within an array.
Out-of-bounds: Refers to when an index falls outside the allowed range of values.