So I recently wanted to really master array methods like reduce for tallying elements and seeing other use cases for it.
Cristian recommended array Cardio on YT from JS in 30 days, Wes Bros
Then I didn't feel satisfied after solving almost all of them, so I found another site that gives katas and some explainations:
Some of the random facts I learned otw:
- Why we can't have a negative integer in bracket notation
- The difference between parameter and argument
- What is the rest operator, and how it differs from the spread operator
There's some nice little tidbits to leave you as a better
Off dev than before you found their stuff
Enjoy!