Codewars 8 Kyu Basic Training Add Item To An Array Javascript

Summary

In this short video, we tackle the simple problem of using concat() and reduce() on this one. this one we just fill in the blanks. this one uses the trim() method trim() info: ... this one uses a for() loop, an if() statement, and the join() method kata link: ... another .split() video; seems .split() is a pretty common method. Here's how to double some characters kata link: this one we use the concat(), sort(), and join() methods as well as spread syntax (...) concat() info: ... standard example of using the reduce() method. here we use reduce() and the unary plus operator. this one has the reduce() method and the Math.floor() function.