c26483.md

title	Warning C26483
description	CppCoreCheck rule C26483 that enforces C++ Core Guidelines Bounds.2
ms.date	03/22/2018
f1_keywords	C26483 STATIC_INDEX_OUT_OF_RANGE
helpviewer_keywords	C26483

Warning C26483

Value 'value' is outside the bounds (0, 'bound') of variable 'variable'. Only index into arrays using constant expressions that are within bounds of the array (bounds.2).

See also

C++ Core Guidelines Bounds.2

Example

void function()
{
    std::array<int, 3> arr1 { 1, 2, 3 };
    arr1[3] = 4; // C26483, 3 is outside the bounds of the array

    int arr2[] { 1, 2, 3 };
    arr2[3] = 4; // C26483, 3 is outside the bounds of the array
}