Delete cell from linked list with respect given position

delete-from-linked-list.js

// Delete cell from linked list with respect given position

function lst() {
  this.head = null;
}

lst.prototype.print = function() {
  console.log('print');
  let curr = this.head
  while(curr) {
    console.log(curr.val)
    curr = curr.next
  }
}

lst.prototype.push = function(val) {
  console.log('push');
  let curr = this.head;
  
  if (!this.head) {
    this.head = {
      val: val,
      next: null
    }
  } else {  
    while(curr.next) {
      curr = curr.next;
    }
    curr.next = {
      val: val,
      next: null
    }
  }
}

lst.prototype.remove = function(ind) {
  let removed = null;
  if (this.head) {
    let k = 0;
    let curr = this.head;
    if (ind === 0) {
      removed = this.head;
      this.head = this.head.next;
    } else {
      while(curr.next) {
        k++;
        if (k === ind) {
          removed = curr;
          curr.next = curr.next.next;
          break;
        }
        curr = curr.next;
      }
    }
  }
  return removed;
}

let l = new lst();
l.push(0);
l.push(1);
l.push(2);
l.push(3);
l.push(4);
l.push(5);

l.print();

l.remove(3);
l.print();