* @since 1.28
* @param string $name
* @param string|null $default Optional default
- * @return string
+ * @return string|null
*/
public function getRawVal( $name, $default = null ) {
$name = strtr( $name, '.', '_' ); // See comment in self::getGPCVal()
*
* @param string $name
* @param string $default Optional default (or null)
- * @return string
+ * @return string|null
*/
public function getVal( $name, $default = null ) {
$val = $this->getGPCVal( $this->data, $name, $default );
*
* @param string $name
* @param array $default Optional default (or null)
- * @return array
+ * @return array|null
*/
public function getArray( $name, $default = null ) {
$val = $this->getGPCVal( $this->data, $name, $default );