public function getAll($configFile = 'default'): ?array
    {
        $this->load($configFile);
        if (!Any::isArray($this->data) || !array_key_exists($configFile, $this->data)) {
            return null;
        }

        return $this->data[$configFile];
    }
public function getAll($configFile = 'default'): ?array
    {
        $this->load($configFile);
        if (!Any::isArray($this->data) || !array_key_exists($configFile, $this->data)) {
            return null;
        }

        return $this->data[$configFile];
    }
public function getAll ( $ configFile = 'default' ) : ? array { $ this -> load ( $ configFile ) ; if ( ! Any :: isArray ( $ this -> data ) || ! array_key_exists ( $ configFile , $ this -> data ) ) { return null ; } return $ this -> data [ $ configFile ] ; }
Get all configuration data of selected file
@param string $configFile
@return array|null
Get all configuration data of selected file