Nimmermaer

ext_tables.php 

 $GLOBALS['TCA']['tt_content']['ctrl']['label_userFunc'] = 'Vendor\MyExtension\UserFunc\LabelerTtContent->getRecordTitle';
 
LabelerTTContent.php 

namespace Vendor\MyExtension\UserFunc;

/**
 * Class user_LabelerTtContent

Nimmermaer

namespace MyVendor\Project\Form\Element;

use TYPO3\CMS\Backend\Form\Element\AbstractFormElement;

class StaticTextElement extends AbstractFormElement
{
    /**
     * @inheritDoc
     */
    public function render()

Nimmermaer

   $contentObjectRenderer = GeneralUtility::makeInstance(ContentObjectRenderer::class);
        $contentRecordRenderer = $contentObjectRenderer->getContentObject('CONTENT');
        $contentRecordRenderer->setRequest($request);
        return $contentRecordRenderer->render([
            'table' => 'tt_content',
            'select.' => [
                'where' => '{#colPos}=' . $colPos,
                'orderBy' => 'sorting',
            ],
        ]);