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Removing duplicates from string (not duplicate lines)

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# 1  
Old 04-28-2009
Removing duplicates from string (not duplicate lines)
please help me in getting following:

Input Desired output
x="foo" foo
x="foo foo" foo
x="foo foo" foo
x="foo abc foo" foo abc
x="foo foo1 foo2" foo foo1 foo2

I need to remove duplicated from string..
# 2  
Old 04-28-2009
tried looking into 'sort' yet?
# 3  
Old 04-28-2009
Try the search option first next time:

https://www.unix.com/shell-programmin...ines-file.html

Regards
# 4  
Old 04-28-2009
'sort' works only when inputs are separated by lines...here they are separated by
spaces.
bash-3.00# echo "hello hello" | sort -u
hello hello
# 5  
Old 04-28-2009
Quote:
Originally Posted by vickylife
'sort' works only when inputs are separated by lines...here they are separated by
spaces.
bash-3.00# echo "hello hello" | sort -u
hello hello
ok, so replace spaces with newLine, sort, and replace newLines with spaces?
How about that?
# 6  
Old 04-28-2009
is that the only way? can't i do it using 'sed' or something?
# 7  
Old 04-28-2009
Quote:
Originally Posted by vickylife
is that the only way? can't i do it using 'sed' or something?
as always there're more than one way to skin a cat.......
Don't think you can do with 'sed' only - you can try though.
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