Codewars Unique In Order Javascript Code Challenge

Summary

Implement the function unique_in_order which takes as argument a this one uses spread syntax (...) and the filter() method kata link: ... In this video, I tackle a simple Write a method that takes an array of consecutive (increasing) letters as input and that returns the missing letter in the array. Join me while I attempt to do some How can you tell an extrovert from an introvert at NSA? Va gur ryringbef, gur rkgebireg ybbxf ng gur BGURE thl'f fubrf. I found this ... this one uses a for loop and the split() method kata link: Complete the solution so that it splits the string into pairs of two characters. If the string contains an odd number of characters then ...