hd-utils/lib/utils/array/bubbleSort.js

A handy utils for modern JS developers

/**
 * @description an implementation for bubbleSort algorithm, it will sort an array of numbers or strings.
 * @example bubbleSort([3,2,1]) // [1,2,3]
 */
export default function bubbleSort(arr) {
    if (!arr?.length)
        return arr;
    for (let i = 0; i < arr.length; i++) {
        // Last i elements are already in place
        for (let j = 0; j < arr.length - i - 1; j++) {
            // Checking if the item at present iteration
            // is greater than the next iteration
            if (arr[j] > arr[j + 1]) {
                // If the condition is true
                // then swap them
                let temp = arr[j];
                arr[j] = arr[j + 1];
                arr[j + 1] = temp;
            }
        }
    }
    return arr;
}