Bubble_Sort-find largest number in array

by manoj_antony32

JavaScript

function bubbleSort(arr) {
 var len = arr.length;
 for(i=len;i>0;i--) {
    for(j=0;j< i;j++) {
     if(arr[j+1] < arr[j]) {
       var temp = arr[j+1];
       arr[j+1] = arr[j];
       arr[j] = temp;   
     }
   } 
 }
return arr;
}

console.log(bubbleSort([4,6,2,9,1]))

/* find largest number in array using single loop*/
var arr = [9,3,6,8,12,2,1,4,5];
var k=0;

  for(j=0; j<arr.length; j++){
    if(arr[j]>arr[j+1]) {
       k = arr[j+1];
       arr[j+1] = arr[j];
       arr[j] = k;
    }
  }

console.log(arr[arr.length-1]);

//Sorting: ascending order
var arr1 = [9,3,6,8,2,1,4,5];
var l=0;

for(var i=0; i<arr1.length; i++) {
  for(j=0; j<i; j++){
    if(arr1[j]>arr1[i]) {
       l = arr1[i];
       arr1[i] = arr1[j];
       arr1[j] = l;
    }
  }
}

console.log(arr);