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    <h3>Editing: NullOutputFormatterStyle.php</h3>
    <textarea name="content" rows="20" cols="80">&lt;?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier &lt;fabien@symfony.com&gt;
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Symfony\Component\Console\Formatter;

/**
 * @author Tien Xuan Vo &lt;tien.xuan.vo@gmail.com&gt;
 */
final class NullOutputFormatterStyle implements OutputFormatterStyleInterface
{
    /**
     * {@inheritdoc}
     */
    public function apply(string $text): string
    {
        return $text;
    }

    /**
     * {@inheritdoc}
     */
    public function setBackground(?string $color = null): void
    {
        // do nothing
    }

    /**
     * {@inheritdoc}
     */
    public function setForeground(?string $color = null): void
    {
        // do nothing
    }

    /**
     * {@inheritdoc}
     */
    public function setOption(string $option): void
    {
        // do nothing
    }

    /**
     * {@inheritdoc}
     */
    public function setOptions(array $options): void
    {
        // do nothing
    }

    /**
     * {@inheritdoc}
     */
    public function unsetOption(string $option): void
    {
        // do nothing
    }
}
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