Update mailer.rst

Author: ThomasLandauer

mailer.rst

@@ -174,12 +174,12 @@ Multiple addresses can be set with ``addTo()``, ``addCc()``, or ``addBcc()``::
         // ...
     ;
 
-Alternatively, you can pass multiple addresses or an array to each method::
+Alternatively, you can pass multiple addresses to each method::
 
     $toAddresses = ['[email protected]', new Address('[email protected]')];
 
     $email = (new Email())
-        ->to(...$toAddresses)
+        ->to(...$toAddresses) // use the splat operator if you have an array
         ->cc('[email protected]', '[email protected]')
 
         // ...