=IF(ISNUMBER(FIND("detail/-/",A2)),your_mid_formula,"")

I used blank as in "", replace that with whatever you want when the
condition is not TRUE

--
Regards,

Peo Sjoblom

(No private emails please, for everyone's
benefit keep the discussion in the newsgroup/forum)



"John Grossman" <johnpsm@comcast.net> wrote in message
news:i7idncWMtMGW1pnfRVn-tw@comcast.com...
>I have two possible entries in column A:
> http://www.amazon.com/exec/obidos/tg.../-/0934419345/
> or
> http://www.amazon.com/exec/obidos/ASIN/0439784549/
>
> My objective is to place the last set of numbers in a cell in Column B-
> for entry one I can use =MID(A2,FIND("detail/-/",A2)+9,10)
> and for entry 2 I can use =MID(A4,FIND("ASIN",A4)+5,10) and it works just
> fine.
>
> I would like to have a formula that tests to see if "detail/-/" is present
> or if "ASIN is present in Column A and then apply the appropriate "MID"
> function.
> Can't seem to design the appropriate logical_test to get a true or false
> return so I can use an "if" statement.
>
> Any suggestions welcomed - John
>