core-bundle/src/Resources/contao/elements/ContentAccordionStart.php
protected function compile()
	{
		if (TL_MODE == 'BE')
		{
			$this->strTemplate = 'be_wildcard';

			$this->Template = new BackendTemplate($this->strTemplate);
			$this->Template->title = $this->mooHeadline;
		}

		$classes = StringUtil::deserialize($this->mooClasses);

		$this->Template->toggler = $classes[0] ?: 'toggler';
		$this->Template->accordion = $classes[1] ?: 'accordion';
		$this->Template->headlineStyle = $this->mooStyle;
		$this->Template->headline = $this->mooHeadline;
	}
protected function compile()
	{
		if (TL_MODE == 'BE')
		{
			$this->strTemplate = 'be_wildcard';

			$this->Template = new BackendTemplate($this->strTemplate);
			$this->Template->title = $this->mooHeadline;
		}

		$classes = StringUtil::deserialize($this->mooClasses);

		$this->Template->toggler = $classes[0] ?: 'toggler';
		$this->Template->accordion = $classes[1] ?: 'accordion';
		$this->Template->headlineStyle = $this->mooStyle;
		$this->Template->headline = $this->mooHeadline;
	}
Generate the content element