protected function _createBody($text = null, $options = [])
{
$options = $this->addClass($options, 'panel-body');
$body = $this->Html->tag('div', $text, $options);
if ($this->_collapsible) {
$open = $this->_isOpen() ? ' in' : '';
$body = $this->Html->div('panel-collapse collapse' . $open, $text ? $body : null, ['role' => 'tabpanel', 'aria-labelledby' => $this->_headId, 'id' => $this->_bodyId]) . ($text ? '' : $body);
}
$body = $this->_cleanCurrent() . $body;
if (!$text) {
$this->current = 'body';
}
return $body;
}