Rendering directly returns all child nodes.

@return string HTML String of all child nodes.
@api
185347
public function render()
    {
        if ($this->viewHelperVariableContainer->exists(\TYPO3\Fluid\ViewHelpers\SectionViewHelper::class, 'isCurrentlyRenderingSection')) {
            $this->viewHelperVariableContainer->remove(\TYPO3\Fluid\ViewHelpers\SectionViewHelper::class, 'isCurrentlyRenderingSection');
            return $this->renderChildren();
        }
        return '';
    }
1106762
public function render() {
        $rendered = '';
        foreach ($this->elements as $element) {
            if (!method_exists($this, 'openTag')) {
                $element->name = $this->multiple ?
                        $element->name . '[]' :
                        $this->getName() . '[' . $element->name . ']';

                $element->parent = $this->getName();
            }
            $rendered .= $element->render();
        }
        return $rendered;
    }
354898
public function render()
    {
        if ($this->nav->childNodes->count() || $this->textContent->count()) {
            return parent::render();
        }

        return '';
    }
958756
public function getChilds()
    {
        if (config('menus.ordering')) {
            return collect($this->childs)->sortBy(function ($child) {
                return $child->order;
            })->all();
        }

        return $this->childs;
    }
981757
public function render()
    {
        parent::render();
        $this->_aViewData["menustructure"] = $this->getNavigation()->getDomXml()->documentElement->childNodes;

        return "list_user.tpl";
    }
541634
public function getChildren()
    {
        $entity = $this->entity;
        $children = array_map(function(ColumnInterface $column) use ($entity) {
            return $column->getCellElement($entity);
        }, $this->columns);

        return $children;
    }
173126
public function children(): NodeList {
        $results = $this->collection()->reduce(function($carry, $node) {
            return $carry->merge(
                $node->findXPath('child::*')
            );
        }, $this->newNodeList());

        return $results;
    }
1194612
public function getChildren()
    {
        if($this->children === null)
        {
            $this->children = $this->getDescendants(1);
        }

        return $this->children;
    }
93594
public function getNodes()
    {
        $nodes = [];
        foreach ($this->applications as $application) {
            foreach ($application->getNodes() as $node) {
                $nodes[$node->getName()] = $node;
            }
        }

        return $nodes;
    }
196981
public function Children()
    {
        $children = $this->owner->_cache_children;
        if ($children) {
            return $children;
        }

        $children = $this
            ->owner
            ->stageChildren(false)
            ->filterByCallback(function (DataObject $record) {
                return $record->canView();
            });
        $this->owner->_cache_children = $children;
        return $children;
    }
611106
public function render(): string
    {
        $string = str_repeat('#', intval($this->attributes['header'])) . ' ';
        if ($this->hasChildren() === true) {

            foreach ($this->children() as $child) {
                $string .= $child->render();
            }
        }
        $string .= "{$this->escape($this->insert)}";

        return $string;



        /*return str_repeat('#', intval($this->attributes['header'])) .
            " {$this->escape($this->insert)}";*/
    }
1162830
public function render()
	{
		$html = array();

		// Start toolbar div.
		$html[] = '<div class="toolbar-list" id="' . $this->_name . '">';
		$html[] = '<ul>';

		foreach ($this->_bar as $key => $button)
		{
			$this->_bar[$key][9] = array();
			if ($button[0] == 'Separator')
			{
				continue;
			}
			if (!isset($this->_bar[$key - 1]) || $this->_bar[$key - 1][0] == 'Separator')
			{
				$this->_bar[$key][9][] = 'first';
			}
			if (!isset($this->_bar[$key + 1]) || $this->_bar[$key + 1][0] == 'Separator')
			{
				$this->_bar[$key][9][] = 'last';
			}
		}

		// Render each button in the toolbar.
		foreach ($this->_bar as $button)
		{
			$html[] = $this->renderButton($button);
		}

		// End toolbar div.
		$html[] = '</ul>';
		$html[] = '</div>';

		return implode("\n", $html);
	}
1021577
public function html()
    {
        if (!$this->nodes) {
            throw new \InvalidArgumentException('The current node list is empty.');
        }

        $html = '';
        foreach ($this->getNode(0)->childNodes as $child) {
            $html .= $child->ownerDocument->saveHTML($child);
        }

        return $html;
    }
154247
public function getNodes()
    {
        $nodes = [];
        $data = $this->getState();

        foreach ($data['nodes'] as $id => $name) {
            $nodes[] = new Node($id, $this->getClient());
        }

        return $nodes;
    }
61351
public function children()
    {
        return $this->menu->items->filter(function ($item) {
            return $item->hasParent() && $item->parent->name == $this->name;
        });
    }
454334
def _get_all_children(self,):
        
        res = ''
        if self.child_nodes:
            for c in self.child_nodes:
                res += ' child = ' + str(c) + '\n'
                if c.child_nodes:
                    for grandchild in c.child_nodes:
                        res += '   child = ' + str(grandchild) + '\n'
        else:
            res += ' child = None\n'
        return res
705210
public function getChildren()
    {
        if ($this->children === null) {
            $this->setChildren($this->environmentRepository->getAllChildren($this));
        }
        return $this->children;
    }