public function extensionRequest(): ExtensionRequestValue
    {
        if (!$this->hasExtensionRequest()) {
            throw new \LogicException("No extension request attribute.");
        }
        return $this->firstOf(ExtensionRequestValue::OID)->first();
    }
public function extensionRequest(): ExtensionRequestValue
    {
        if (!$this->hasExtensionRequest()) {
            throw new \LogicException("No extension request attribute.");
        }
        return $this->firstOf(ExtensionRequestValue::OID)->first();
    }
public function extensionRequest ( ) : ExtensionRequestValue { if ( ! $ this -> hasExtensionRequest ( ) ) { throw new \ LogicException ( "No extension request attribute." ) ; } return $ this -> firstOf ( ExtensionRequestValue :: OID ) -> first ( ) ; }
Get extension request attribute value.

@throws \LogicException
@return ExtensionRequestValue
Get extension request attribute value .