YsyncCommand.php

<?php

namespace App\Command;

use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Input\InputArgument;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Input\InputOption;
use Symfony\Component\Console\Output\OutputInterface;
use Symfony\Component\Console\Style\SymfonyStyle;

class YsyncCommand extends Command
{
    protected static $defaultName = 'ysync';

    protected function configure()
    {
        $this
            ->addOption('data', null, InputOption::VALUE_REQUIRED, 'Data description')
        ;
    }

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

        if (!$input->getOption('data')) {
            $io->error('You need to give --data option with some value');

            return 1;
        }

        $data = $input->getOption('data');

        $io->title('This is your --data option value');
        $io->info($data);

        $io->success('You have a new command! Now make it your own! Pass --help to see your options.');

        return Command::SUCCESS;
    }
}