What command can be used to mark a user?

Question

Node.js

The matter is that when I register that at such command the user was noted. He only writes his nickname, for example "andrey", but in my understanding it should be in a blue stroke as it should be "@[email protected]

Answer 1

<@${message.author.id}> // упомянет автора сообщения

Answer 2

user.toString(): https://discord.js.org/#/docs/main/stable/class/Us...