src/Helper/ApiHelper.php
public function isLoaded($loaded = null)
    {
        if ($loaded !== null) {
            $this->loaded = (bool) $loaded;
        }

        return $this->loaded;
    }
public function isLoaded($loaded = null)
    {
        if ($loaded !== null) {
            $this->loaded = (bool) $loaded;
        }

        return $this->loaded;
    }
Checks/Sets if the API is already loaded.

@param boolean $loaded TRUE if the API is already loaded else FALSE.

@return boolean TRUE if the API is already loaded else FALSE.