const users = [];
for(let i=0; i< 1000; i++){
users.push({active: Math.random() > 0.5, id: i});
}const activeUsers = users.reduce((acc, user) => {
if (user.active) {
return { ...acc, [user.id]: user };
}
return acc;
}, {});let activeUsers = {};
users.forEach((user) => {
if (user.active) {
activeUsers[user.id] = user;
}
});
const a = users.filter((user) => user.active).map((user) => [user.id, user]);
const activeUsers = Object.fromEntries(a);