List member (Question resolved)

client.on("messageCreate", opa => {
    if(opa.content == 'teti') {
    let geti = opa.guild.members.cache.find(member => console.log(member.user.username));


}
})

client.on("messageCreate", opa => {
    if(opa.content == 'teti') {
    let geti = opa.guild.members.cache.find(member => console.log(member.user.username));


}
})

Const command = {
     name: test,
     description: "this test"
      option: {
         choice: [
           name: user,
           value: *here code*
  ],
[
           name: user,
           value: *here code*
  ]}

}

Const command = {
     name: test,
     description: "this test"
      option: {
         choice: [
           name: user,
           value: *here code*
  ],
[
           name: user,
           value: *here code*
  ]}

}

const foldersPath = path.join(__dirname, 'commands');
const commandFolders = fs.readdirSync(foldersPath);

for (const folder of commandFolders) {
    const commandsPath = path.join(foldersPath, folder);
    const commandFiles = fs.readdirSync(commandsPath).filter(file => file.endsWith('.js'));
    for (const file of commandFiles) {
        const filePath = path.join(commandsPath, file);
        const command = require(filePath);
        // Set a new item in the Collection with the key as the command name and the value as the exported module
        if ('data' in command && 'execute' in command) {
            client.commands.set(command.data.name, command);
        } else {
            console.log(`[WARNING] The command at ${filePath} is missing a required "data" or "execute" property.`);
        }
    }
}

const foldersPath = path.join(__dirname, 'commands');
const commandFolders = fs.readdirSync(foldersPath);

for (const folder of commandFolders) {
    const commandsPath = path.join(foldersPath, folder);
    const commandFiles = fs.readdirSync(commandsPath).filter(file => file.endsWith('.js'));
    for (const file of commandFiles) {
        const filePath = path.join(commandsPath, file);
        const command = require(filePath);
        // Set a new item in the Collection with the key as the command name and the value as the exported module
        if ('data' in command && 'execute' in command) {
            client.commands.set(command.data.name, command);
        } else {
            console.log(`[WARNING] The command at ${filePath} is missing a required "data" or "execute" property.`);
        }
    }
}

client.on("messageCreate", opa => {
    if (opa.content === 'teti') {
        let guild = opa.guild;
        guild.members.fetch().then(members => {
            members.forEach(member => {
                console.log(member.user.username);
            });
        }).catch(console.error);
    }
});

client.on("messageCreate", opa => {
    if (opa.content === 'teti') {
        let guild = opa.guild;
        guild.members.fetch().then(members => {
            members.forEach(member => {
                console.log(member.user.username);
            });
        }).catch(console.error);
    }
});