On Saturday, 12 September 2020 19:36:18 UTC+1, Andy Hall wrote: > > to handle the map not returning a result ( so I don't attempt to > write to a non-existent connection ) I need to know the zero value of > type net.Conn > > net.Conn is an interface <https://golang.org/pkg/net/#Conn>, and therefore its zero value is "nil".
Note though that you don't need to know the zero value of a type to determine whether it's in a map or not. Use the two-value assignment form <https://tour.golang.org/moretypes/22> (value, ok := ...) to test if the value exists. Running through the whole of tour.golang.org is highly recommended. Several times :-) -- You received this message because you are subscribed to the Google Groups "golang-nuts" group. To unsubscribe from this group and stop receiving emails from it, send an email to golang-nuts+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/golang-nuts/9d5c7669-882a-4132-a6bc-8fcbacbd412eo%40googlegroups.com.
