bubble sort

bubble.js

for(let i = 0; i < arr.length; i++){
  for(let j = i+1; j < arr.length; j++){
    if(arr[i] > arr[j]){
      const temp = arr[i];
      arr[i] = arr[j]
      arr[j] = temp;
    }
  }
}

 
for(let i = arr.length-1; i > 0; i--){
  for(let j = 0; j < i; j++){
    if(arr[j] > arr[j+1]){
      const temp = arr[j];
      arr[j] = arr[j+1]
      arr[j+1] = temp;
    }
  }
}