No duplicate Concatenate output

[Guest]

As subject above, any1 knows how to validate no duplicates CONCATENATE results?
It seems that both functions cannot be implement togther =(

 

[Dave Peterson]

You never responded to my suggestion at your other post.

I guess it didn't work for you, huh?

 

[Guest]

Hi Dave,

i have responded already, it didnt works~

 

[Dave Peterson]

I didn't see a reply to my post.

I guessed I missed it.

Sorry.