How do I call a helper function from a CakePHP component?

问题

How do I call a helper function from a CakePHP component?

回答1:

App::import('helper', 'Upload');
$test = new UploadHelper();
pr($test->hi());

回答2:

use this

$this->controller->helpers[] = "helper name"; 

inside component class

来源：https://stackoverflow.com/questions/4944531/how-do-i-call-a-helper-function-from-a-cakephp-component