#es6
Nullish Coalescing Operator (??) In Javascript
Oct 20, 2020
The nullish coalescing operator returns the left hand side if it is not null or undefined, otherwise it returns the right hand side. This makes it different from the logical OR (||) operator which returns the right hand side if the left side is falsey. Let’s see some examples to see exactly the behavior.
Javascript Rest Parameters
Apr 21, 2019
ES6 introduced the rest parameter syntax which you should use instead of the arguments object for a javascript function