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fix: Cannot read property 'next' of null #56

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fix: Cannot read property 'next' of null #56

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5 changes: 5 additions & 0 deletions itsy-bitsy-data-structures.js
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Original file line number Diff line number Diff line change
Expand Up @@ -1050,6 +1050,11 @@ class LinkedList {
*/

add(value, position) {
// Throw an error if position is greater than the length of the LinkedList
if (position > this.length) {
throw new Error("Add 'position' parameter should be " + this.length);
}

// First create a node to hold our value.
let node = {
value,
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