JAVASCRIPT

reverse

//The reverse() method reverses the elements in an array.
const fruits = ["Banana", "Orange", "Apple", "Mango"];
fruits.reverse();

//output >> ["Mango", "Apple", "Orange", "Banana"]

//if you find the answer is useful ,
//upvote ⇑⇑ , so can the others benefit also . @mohammad alshraideh ( ͡~ ͜ʖ ͡°)

reverse

/*method to reverse a linked list */ 
reverse(list) {
            let current = list.head;
            let prev = null;
            let next = null;
            if (this.head) {
                //only one node
                if (!this.head.next) { return this; }
                while (current) {
                    next = current.next;//store next node of current before change
                    current.next = prev;//change next of current by reverse the link
                    prev = current;//move prev node forward
                    current = next;//move current node forward
                }
                list.head = prev
                return list
            }
            return "is empty"
        }

reverse

var reverse = function(x) {
    
    
  if(x<0)return -1*reverse(-x)

  const solution = (x+'').split('').reverse().join('')
 return (solution >2**31-1)?0:solution
}

console.log(reverse(-123))

reverse

const reverseArray = (arr)=>{
   for (let v = arr.length ; v > 0 ; v--) {
       
    return arr[v];
       
   }
}

//if you find this answer is useful ,
//upvote ⇑⇑ , so can the others benefit also . @mohammad alshraideh ( ͡~ ͜ʖ ͡°)