<[EMAIL PROTECTED]> wrote:
> Hi,
>
> I have to combine several Unix password files and remove any duplicate
> accounts - putting this into LDAP.
>
> I have the following code that will remove any duplicate whole lines
but
> I need to remove lines only if the first field of the password file is
a
> duplicate.
This should work
perl -ne 'print unless $h{(split/:/)[0]}++'
Thanks Jeff & Chas
Both solutions work perfectly.
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