Deleting multiple instances of same word

[6839470]

Hello all,

I have a file with multiple instances of same word. Though all words start with same 3 letters dsp.

dspusers
dspusers
dspusers
dspftp
dspftp

how can I get rid of same words repeating, keeping the first instance intact..

HELP please

 

[PHV]

man sort
man uniq

Hope This Helps, PH.
Want to get great answers to your Tek-Tips questions? Have a look at FAQ219-2884 or FAQ181-2886

 

[PHV]

OOps, we are in the awk forum, not unix scripting ...
awk '/^dsp/{a[$1]}END{for(i in a)print i}' /path/to/input

Hope This Helps, PH.
Want to get great answers to your Tek-Tips questions? Have a look at FAQ219-2884 or FAQ181-2886

 

[6839470]

It says....a is not an array

Thanks

 

[PHV]

Ah, old fashioned awk still alive ...
And this ?
awk '/^dsp/{++a[$1]}END{for(i in a)print i}' /path/to/input

Hope This Helps, PH.
Want to get great answers to your Tek-Tips questions? Have a look at FAQ219-2884 or FAQ181-2886

 

[6839470]

Sorry to bother you...But can you see the post which says HELP. I have the exact problem listed there. Please let me know if you have a solution for this too.


thanks alot