Solution for removeAt() function

Contributors
1

What is your hint or solution suggestion?

Solution:

Solution 
this.removeAt = function(index) {
    if(index < 0 || index >= length) return null;
    if(index === 0) {
      let returnNode = head; 
      head = head.next; 
      length--;
      return returnNode.element; 
    }
    let currentIndex = 0; 
    let currentNode = head; 
    while(currentIndex + 1 !== index) {
      currentIndex++;
      currentNode = currentNode.next; 
    }
    let returnNode = currentNode.next; 
    currentNode.next = currentNode.next.next; 
    length--;
    return returnNode.element; 
  }

Challenge: Remove Elements from a Linked List by Index

Link to the challenge:

2

Hello there.

Thank you, for your contribution. For future contributions, please wrap your solution within :

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