[vox-tech] Matching Contents of Lists

[Tim Riley]

On Wed, 2005-07-06 at 15:08, Lango, Trevor M. wrote:
> I have two lists, not necessarily of the same length.  List #1 has two
> columns.  List #2 has one column.  I would like to do the following:
> 
> Scan list #1 line by line.  If a match for column #1 in list #1 is found
> in list #2, extract the matching lines and put them in a new list (#3).
> Otherwise, leave the contents of lists #1 and #2 as they are.
This looks like a job for "join".

<snip>
>