DSA Concept Animations

Linked List

Operation-specific animations for pointer changes, traversal, and complexity.

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HEAD

[0]

[1]

[2]

[3]

null

Value

append(13)

Create a new node with value 13. Its next pointer starts at null.

Operation Trace

1function append(value) {2  const newNode = new Node(value)3  if (!head) return newNode4  let current = head5  while (current.next) current = current.next6  current.next = newNode7}