<?php

namespace App\Command;

use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;
use Symfony\Component\Console\Question\ChoiceQuestion;
use Symfony\Component\Console\Style\SymfonyStyle;

class DemoCommand extends Command
{
    protected static $defaultName = 'demo';

    protected function execute(InputInterface $input, OutputInterface $output)
    {
        $io = new SymfonyStyle($input, $output);

        $io->askQuestion(
            (new ChoiceQuestion('Question', [
                'First response',
                'Second response',
            ]))
                ->setMultiselect(true)
        );
    }
}