C++ || Circular Array – How To Index Into Array As If It Is Circular Using C++

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The following is a module with functions which demonstrates how to index into an array as if it is circular using C++.

This function adjusts a range as circular and ‘wraps around’ the value to become in bounds.

1. Circular Array

The example below demonstrates the use of ‘Utils::circularWrap‘ to index into a vector as if it is circular and adjusts a range as circular so the value become in bounds.

Note: A vector is used in this example, but it is not required.

2. Utils Namespace

The following is the Utils Namespace. Include this in your project to start using!

3. More Examples

Below are more examples demonstrating the use of the ‘Utils‘ Namespace. Don’t forget to include the module when running the examples!

The highlighted lines are sections of interest to look out for.

The code is heavily commented, so no further insight is necessary. If you have any questions, feel free to leave a comment below.

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