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    <h3>Editing: ConsoleSectionOutput.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\Output;

use Symfony\Component\Console\Formatter\OutputFormatterInterface;
use Symfony\Component\Console\Helper\Helper;
use Symfony\Component\Console\Terminal;

/**
 * @author Pierre du Plessis &lt;pdples@gmail.com&gt;
 * @author Gabriel Ostrolucký &lt;gabriel.ostrolucky@gmail.com&gt;
 */
class ConsoleSectionOutput extends StreamOutput
{
    private $content = [];
    private $lines = 0;
    private $sections;
    private $terminal;

    /**
     * @param resource               $stream
     * @param ConsoleSectionOutput[] $sections
     */
    public function __construct($stream, array &amp;$sections, int $verbosity, bool $decorated, OutputFormatterInterface $formatter)
    {
        parent::__construct($stream, $verbosity, $decorated, $formatter);
        array_unshift($sections, $this);
        $this-&gt;sections = &amp;$sections;
        $this-&gt;terminal = new Terminal();
    }

    /**
     * Clears previous output for this section.
     *
     * @param int $lines Number of lines to clear. If null, then the entire output of this section is cleared
     */
    public function clear(?int $lines = null)
    {
        if (empty($this-&gt;content) || !$this-&gt;isDecorated()) {
            return;
        }

        if ($lines) {
            array_splice($this-&gt;content, -($lines * 2)); // Multiply lines by 2 to cater for each new line added between content
        } else {
            $lines = $this-&gt;lines;
            $this-&gt;content = [];
        }

        $this-&gt;lines -= $lines;

        parent::doWrite($this-&gt;popStreamContentUntilCurrentSection($lines), false);
    }

    /**
     * Overwrites the previous output with a new message.
     *
     * @param array|string $message
     */
    public function overwrite($message)
    {
        $this-&gt;clear();
        $this-&gt;writeln($message);
    }

    public function getContent(): string
    {
        return implode('', $this-&gt;content);
    }

    /**
     * @internal
     */
    public function addContent(string $input)
    {
        foreach (explode(\PHP_EOL, $input) as $lineContent) {
            $this-&gt;lines += ceil($this-&gt;getDisplayLength($lineContent) / $this-&gt;terminal-&gt;getWidth()) ?: 1;
            $this-&gt;content[] = $lineContent;
            $this-&gt;content[] = \PHP_EOL;
        }
    }

    /**
     * {@inheritdoc}
     */
    protected function doWrite(string $message, bool $newline)
    {
        if (!$this-&gt;isDecorated()) {
            parent::doWrite($message, $newline);

            return;
        }

        $erasedContent = $this-&gt;popStreamContentUntilCurrentSection();

        $this-&gt;addContent($message);

        parent::doWrite($message, true);
        parent::doWrite($erasedContent, false);
    }

    /**
     * At initial stage, cursor is at the end of stream output. This method makes cursor crawl upwards until it hits
     * current section. Then it erases content it crawled through. Optionally, it erases part of current section too.
     */
    private function popStreamContentUntilCurrentSection(int $numberOfLinesToClearFromCurrentSection = 0): string
    {
        $numberOfLinesToClear = $numberOfLinesToClearFromCurrentSection;
        $erasedContent = [];

        foreach ($this-&gt;sections as $section) {
            if ($section === $this) {
                break;
            }

            $numberOfLinesToClear += $section-&gt;lines;
            $erasedContent[] = $section-&gt;getContent();
        }

        if ($numberOfLinesToClear &gt; 0) {
            // move cursor up n lines
            parent::doWrite(sprintf(&quot;\x1b[%dA&quot;, $numberOfLinesToClear), false);
            // erase to end of screen
            parent::doWrite(&quot;\x1b[0J&quot;, false);
        }

        return implode('', array_reverse($erasedContent));
    }

    private function getDisplayLength(string $text): int
    {
        return Helper::width(Helper::removeDecoration($this-&gt;getFormatter(), str_replace(&quot;\t&quot;, '        ', $text)));
    }
}
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