"Code" as in "source code" is a mass noun, it does not refer to a specific quantity and is never pluralized.
In other contexts, "code" can be a count noun so you are rightfully confused; E.g. "different codes of ethics" On Tuesday, April 19, 2016 at 3:03:05 AM UTC+2, Kwankyu Lee wrote: > > Which one is correct? > > (1) "This is based on code by A and B" > (2) "This is based on codes by A and B" > (3) "This is based on the codes by A and B" > > I am just curious. I am not a native English speaker. > -- You received this message because you are subscribed to the Google Groups "sage-devel" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-devel+unsubscr...@googlegroups.com. To post to this group, send email to sage-devel@googlegroups.com. Visit this group at https://groups.google.com/group/sage-devel. For more options, visit https://groups.google.com/d/optout.