See also:
- Class \Magento\Framework\Data\Form\Element\Textarea breaks specification of the parent class \Magento\Framework\Data\Form\Element\AbstractElement by not calling the method getBeforeElementHtml (getAfterElementHtml is called)
- Class \Magento\Framework\Data\Form\Element\Fieldset breaks specification of the parent class \Magento\Framework\Data\Form\Element\AbstractElement by not calling the method getAfterElementJs()
- Class \Magento\Framework\Data\Form\Element\Fieldset breaks specification of the parent class \Magento\Framework\Data\Form\Element\AbstractElement by not calling the method getBeforeElementHtml (getAfterElementHtml is called)