bubble srt js code example

Example 1: javascript bubleshort example

// like using Array.reverse();
function bubbleReverse(arr) {
    for (let i = arr.length - 1; i > 0; i--) {
        for (let j = arr.length - 1; j > 0; j--) {
            if (arr[j] > arr[j - 1]) {
                let temp = arr[j];
                arr[j] = arr[j - 1];
                arr[j - 1] = temp;
            }
        }
    }
    return arr;
}

// like using Array.sort();
function bubbleSort(arr) {
    for (let i = 0; i < arr.length - 1; i++) {
        for (let j = 0; j < arr.length - 1; j++) {
            if (arr[j] > arr[j + 1]) {
                let temp = arr[j];
                arr[j] = arr[j + 1];
                arr[j + 1] = temp;
            }
        }
    }
    return arr;
}

Example 2: bubble sort javascript

function bubbleSort(array) {
  const len = array.length;
  const retArray = array;
  for (let i = 0; i < len; i++) {
    for (let j = 0; j < len - i; j++) {
      const a = array[j];
      if (a !== array[-1]) {
        const b = array[j + 1];
        if (a > b) {
          retArray[j] = b;
          retArray[j + 1] = a;
        }
      }
    }
  }
  return retArray;
}
bubbleSort([10, 9, 8, 7, 6, 5, 4, 3, 2, 1]);