In Javascript a dictionary comprehension, or an Object `map`

Question

I need to generate a couple of objects from lists in Javascript. In Python, I\'d write this:

{key_maker(x): val_maker(x) for x in a_list}

A

Answer 1

Maybe something like this, using Lodash: var result = _.fromPairs(a_list.map(x => [key_maker(x), value_maker(x)]));