core-bundle/src/Resources/contao/library/Contao/Combiner.php
protected function getDebugMarkup()
	{
		$return = $this->getFileUrls();

		foreach ($return as $k=>$v)
		{
			$options = StringUtil::resolveFlaggedUrl($v);
			$return[$k] = $v;

			if ($options->mtime)
			{
				$return[$k] .= '?v=' . substr(md5($options->mtime), 0, 8);
			}

			if ($options->media)
			{
				$return[$k] .= '" media="' . $options->media;
			}
		}

		if ($this->strMode == self::JS)
		{
			return implode('"></script><script src="', $return);
		}

		return implode('"><link rel="stylesheet" href="', $return);
	}
protected function getDebugMarkup()
	{
		$return = $this->getFileUrls();

		foreach ($return as $k=>$v)
		{
			$options = StringUtil::resolveFlaggedUrl($v);
			$return[$k] = $v;

			if ($options->mtime)
			{
				$return[$k] .= '?v=' . substr(md5($options->mtime), 0, 8);
			}

			if ($options->media)
			{
				$return[$k] .= '" media="' . $options->media;
			}
		}

		if ($this->strMode == self::JS)
		{
			return implode('"></script><script src="', $return);
		}

		return implode('"><link rel="stylesheet" href="', $return);
	}
Generates the debug markup.

@return string The debug markup