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Delete repeated word in text file


 
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# 1  
Old 03-25-2009
Delete repeated word in text file

Hi expert,
I am using C shell. And i trying to delete repeated word.

Example file.txt:
Code:
BLUE
YELLOW
RED
VIOLET
RED
RED
BLUE
WHITE
YELLOW
BLACK

and i wan store the output into a new file:
Code:
BLUE
YELLOW
RED
VIOLET
WHILE
BLACK

I have no idea to write the script about it.

Thks for help =)
CHEERS
# 2  
Old 03-25-2009
using AWK:
Code:
awk '!x[$0]++' file.txt > newfile.txt

# 3  
Old 03-25-2009
Code:
sort -u infile >>newfile

# 4  
Old 03-25-2009
Quote:
Originally Posted by Whiteboard
Code:
sort -u infile >>newfile

that would change the order of the lines
# 5  
Old 03-25-2009
Whiteboard ans is worked.
But I duno why Yogesh ans cant worked.
anyway, Thks for ur help =)
# 6  
Old 03-26-2009
Quote:
Originally Posted by vincyoxy
Whiteboard ans is worked.
But I duno why Yogesh ans cant worked.
anyway, Thks for ur help =)
Its working fine for me...
Code:
$ cat file
BLUE
YELLOW
RED
VIOLET
RED
RED
BLUE
WHITE
YELLOW
BLACK
 
$ awk '!x[$0]++' file
BLUE
YELLOW
RED
VIOLET
WHITE
BLACK

Are you getting any errors??? post your output
# 7  
Old 03-26-2009
Output is :-

[$0]++' file Event not found

Why ah?

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