Codewars 8 Kyu Array Plus Array Javascript

Summary

using concat() and reduce() on this one. Code along with me as we solve ' standard example of using the reduce() method. here we use reduce() and the unary this one uses the trim() method trim() info: ... this one has the reduce() method and the Math.floor() function. this one implements a filter() method from scratch. we use the reduce() method in this one reduce() info: ... this one uses a for() loop, an if() statement, and the join() method kata link: ... this one we just fill in the blanks. another .split() video; seems .split() is a pretty common method.