Haha-Yes/commands/avatar.js

module.exports = {
    name: 'avatar',
    aliases: ['icon', 'pfp'],
    description: 'Send the avatar of the user mentionned',
    execute(message) {
        if (!message.mentions.users.size) {
            return message.channel.send(`Your avatar: ${message.author.displayAvatarURL}`);
        }

        const avatarList = message.mentions.users.map(user => {
            return `${user.username}'s avatar: ${user.displayAvatarURL}`;
        });
        message.channel.send(avatarList);
    },
};