filter object keys

filterKeys.js

//accepted = {id: true}
//qs = {id: 'lol', kikoo: 'yes'}
let filterKeys = function (accepted, qs) {
    return Object.keys(qs).reduce(function (acc, curr) {
        if (accepted[curr]) {
            acc[curr] = qs[curr]
        }
        return acc;
    }, {})
};
//return {id; 'lol'}