How to get all user ids using shards?

Question

Node.js

How to get id of all bot users using shards?

Answer 1

If you are using discord.js:

(await client.shard.broadcastEval("this.users.cache.map(u => u.id)")).flat(1);

Eris (all shards are connected in a standard way):
client.users.map(u => u.id);