single_linked_list v1.0.3

This is single linked list with multiple methods

methods: 1)addLast 2)addFirst 3)removeLast 4)removeFirst 5)indexOf 6)contain 7)_isEmpty 8)toArray 9)reverse 10)size

usages:

const LinkedList = require("single_linked_list")

const list=new LinkedList()

list.addLast(54) list.addLast(42) list.addLast(14)