public function RenderContext::update
public RenderContext::update(&$element)
Updates the current frame of the stack.
Parameters
array &$element: The element of the render array that has just been rendered. The stack frame for this element will be updated with the bubbleable rendering metadata of this element.
File
- core/lib/Drupal/Core/Render/RenderContext.php, line 26
Class
- RenderContext
- The render context: a stack containing bubbleable rendering metadata.
Namespace
Drupal\Core\RenderCode
public function update(&$element) { // The latest frame represents the bubbleable metadata for the subtree. $frame = $this->pop(); // Update the frame, but also update the current element, to ensure it // contains up-to-date information in case it gets render cached. $updated_frame = BubbleableMetadata::createFromRenderArray($element)->merge($frame); $updated_frame->applyTo($element); $this->push($updated_frame); }
© 2001–2016 by the original authors
Licensed under the GNU General Public License, version 2 and later.
Drupal is a registered trademark of Dries Buytaert.
https://api.drupal.org/api/drupal/core!lib!Drupal!Core!Render!RenderContext.php/function/RenderContext::update/8.1.x