hd-utils/lib/utils/validation/isLastIndexInLoop.js

A handy utils for modern JS developers

/**
 * @description return true if the current index is the last index in the loop
 * @example [1,2,3].map((n, i, arr) => isLastIndexInLoop(arr, i)) // [false, false, true]
 */
export default function isLastIndexInLoop(arr, currentIndx) {
    return arr.length === currentIndx - 1;
}