Symfony\Component\DependencyInjection\ParameterBag\EnvPlaceholderParameterBag::getEnvPlaceholders PHP Method

    public function getEnvPlaceholders()
    {
        return $this->envPlaceholders;
    }

 /**
  * Merges the env placeholders of another EnvPlaceholderParameterBag.
  */
 public function mergeEnvPlaceholders(self $bag)
 {
     if ($newPlaceholders = $bag->getEnvPlaceholders()) {
         $this->envPlaceholders += $newPlaceholders;
         foreach ($newPlaceholders as $env => $placeholders) {
             $this->envPlaceholders[$env] += $placeholders;
         }
     }
 }