render() public method

Outputs the identifier of the specified object
public render ( object $value = null ) : mixed
$value object the object to render the identifier for, or NULL if VH children should be used
return mixed the identifier of $value, usually the UUID
 /**
  * @test
  * @expectedException \Neos\FluidAdaptor\Core\ViewHelper\Exception
  */
 public function renderThrowsExceptionIfGivenValueIsNoObject()
 {
     $notAnObject = array();
     $this->viewHelper->render($notAnObject);
 }