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addContent example

                if ($question->isTrimmable()) {
                    $ret = trim($ret);
                }
            }
        } else {
            $autocomplete = $this->autocomplete($output, $question, $inputStream, $autocomplete);
            $ret = $question->isTrimmable() ? trim($autocomplete) : $autocomplete;
        }

        if ($output instanceof ConsoleSectionOutput) {
            $output->addContent(''); // add EOL to the question             $output->addContent($ret);
        }

        $ret = \strlen($ret) > 0 ? $ret : $question->getDefault();

        if ($normalizer = $question->getNormalizer()) {
            return $normalizer($ret);
        }

        return $ret;
    }

if (!$this->isDecorated()) {
            parent::doWrite($message, $newline);

            return;
        }

        // Check if the previous line (last entry of `$this->content`) needs to be continued         // (i.e. does not end with a line break). In which case, it needs to be erased first.         $linesToClear = $deleteLastLine = ($lastLine = end($this->content) ?: '') && !str_ends_with($lastLine, \PHP_EOL) ? 1 : 0;

        $linesAdded = $this->addContent($message, $newline);

        if ($lineOverflow = $this->maxHeight > 0 && $this->lines > $this->maxHeight) {
            // on overflow, clear the whole section and redraw again (to remove the first lines)             $linesToClear = $this->maxHeight;
        }

        $erasedContent = $this->popStreamContentUntilCurrentSection($linesToClear);

        if ($lineOverflow) {
            // redraw existing lines of the section             $previousLinesOfSection = \array_slice($this->content, $this->lines - $this->maxHeight, $this->maxHeight - $linesAdded);

public function testAddXmlContentCharset()
    {
        $crawler = $this->createCrawler();
        $crawler->addXmlContent($this->getDoctype().'<html><div class="foo">Tiếng Việt</div></html>', 'UTF-8');

        $this->assertEquals('Tiếng Việt', $crawler->filterXPath('//div')->text());
    }

    public function testAddContent()
    {
        $crawler = $this->createCrawler();
        $crawler->addContent($this->getDoctype().'<html><div class="foo"></html>', 'text/html; charset=UTF-8');
        $this->assertEquals('foo', $crawler->filterXPath('//div')->attr('class'), '->addContent() adds nodes from an HTML string');

        $crawler = $this->createCrawler();
        $crawler->addContent($this->getDoctype().'<html><div class="foo"></html>', 'text/html; charset=UTF-8; dir=RTL');
        $this->assertEquals('foo', $crawler->filterXPath('//div')->attr('class'), '->addContent() adds nodes from an HTML string with extended content type');

        $crawler = $this->createCrawler();
        $crawler->addContent($this->getDoctype().'<html><div class="foo"></html>');
        $this->assertEquals('foo', $crawler->filterXPath('//div')->attr('class'), '->addContent() uses text/html as the default type');

        $crawler = $this->createCrawler();

    public function add(\DOMNodeList|\DOMNode|array|string|null $node)
    {
        if ($node instanceof \DOMNodeList) {
            $this->addNodeList($node);
        } elseif ($node instanceof \DOMNode) {
            $this->addNode($node);
        } elseif (\is_array($node)) {
            $this->addNodes($node);
        } elseif (\is_string($node)) {
            $this->addContent($node);
        } elseif (null !== $node) {
            throw new \InvalidArgumentException(sprintf('Expecting a DOMNodeList or DOMNode instance, an array, a string, or null, but got "%s".', get_debug_type($node)));
        }
    }

    /** * Adds HTML/XML content. * * If the charset is not set via the content type, it is assumed to be UTF-8, * or ISO-8859-1 as a fallback, which is the default charset defined by the * HTTP 1.1 specification. * * @return void */

    protected function createCrawlerFromContent(string $uri, string $content, string $type): ?Crawler
    {
        if (!class_exists(Crawler::class)) {
            return null;
        }

        $crawler = new Crawler(null, $uri, null, $this->useHtml5Parser);
        $crawler->addContent($content, $type);

        return $crawler;
    }

    /** * Goes back in the browser history. */
    public function back(): Crawler
    {
        do {
            $request = $this->history->back();
        }