MarkdownExtra.php
protected function renderHeadline($block)
	{
		foreach($block['content'] as $i => $element) {
			if ($element[0] === 'specialAttributes') {
				unset($block['content'][$i]);
				$block['attributes'] = $element[1];
			}
		}
		$tag = 'h' . $block['level'];
		$attributes = $this->renderAttributes($block);
		return "<$tag$attributes>" . rtrim($this->renderAbsy($block['content']), "# \t") . "</$tag>\n";
	}
protected function renderHeadline($block)
	{
		foreach($block['content'] as $i => $element) {
			if ($element[0] === 'specialAttributes') {
				unset($block['content'][$i]);
				$block['attributes'] = $element[1];
			}
		}
		$tag = 'h' . $block['level'];
		$attributes = $this->renderAttributes($block);
		return "<$tag$attributes>" . rtrim($this->renderAbsy($block['content']), "# \t") . "</$tag>\n";
	}
Renders a headline