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arr1.LinkedList.insertAtHead(4);

console.log(arr1); // [4]```

.insertAtTail(value) takes in one parameter that inserts the value at the end of an array. 

```arr1 = [1, 2];

arr1.LinkedList.insertAtTail(4);

console.log(arr1); // [1, 2, 4]```


### LinkedList.find(value)

This method takes in one parameter and will search for the specified value. Will return null if value does not exist. 

```arr1 = [1, 2, 4];

var num = arr1.LinkedList.find(4);

console.log(num); // 4```


### LinkedList.remove(value) 

This method takes in one parameter and removes the specified value from the list. Will return null if no value is found.  

```arr1 = [1, 2, 4, 5, 6];

var num = arr1.LinkedList.remove(4);

console.log(arr1); // [1, 2, 5, 6]```


### LinkedList.pop()

This method removes the last item in a string. Will return null if array is empty. 

```arr1 = [1, 2, 4, 5, 6];

var num = arr1.LinkedList.pop();

console.log(arr1); // [1, 2, 4, 5]```


### linkedList.map()

This method will search through every value in an array.

```arr1 = [1, 2, 3, 4];

console.log(arr1.LinkedList.map());
// 1
// 2
// 3
// 4```


## Testing

Insure that npm is updated and Node is installed. To utilize the testing functionality for this package, type in ```npm run test``` in the terminal. 



Update Log: 
2:00pm - 5/6 methods are functioning 

Developers: Josiah Green, Judy Vu, Vinicio Sanchez