Codewars 7 Kyu The Span Function Javascript

Summary

this one is pretty straight forward, too kata link: this one uses recursion, a ternary operator, and the parseInt() this one uses the toLowerCase() method, the Set() constructor and the .size accessor property kata link: ... this one uses the indexOf() and slice() methods kata link: this one uses spread syntax (...) kata link: this one uses the bitwise AND (&) operator, Array.from() and more bitwise AND (&) operator info: ... this one uses the replace() method and regex replace() info: ... this one has us accessing an array with a remainder operator expression kata link: ... this one uses a switch statement kata link: this one uses the String() constructor, a conditional operator, and template literals kata link: ... this one uses the Set() object, the map() method, and more Set() info: ... this one uses a wikipedia page and the ternary operator factorial info: en.wikipedia.org/wiki/Factorial ternary operator info: ...