はてなブックマーク

One of the prettiest features of ES6, it could easily win a beauty contest, if such a contest would be held. What many people don’t know is that the arrow function is not simply a form of syntactic sugar that we can use instead of the regular callback. As I like to explain it to the people who attend my trainings/workshops, arrow functions are this-less, arguments-less, new.target-less and super-l