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grep -v while loop

 
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# 8  
Old 01-26-2007
Quote:
Originally Posted by bobo
It works! Thanks! Are there other ways??? any else?
thanks!
if you have Python, here's an alternative
Code:
alist = open("alist").read().split() #get alist file contents into array
blist = open("blist").read().split() #same
print [i for i in alist if not i in blist ] #compare

output
Code:
[root@localhost test]# ./test.py
['e', 'd']

# 9  
Old 01-26-2007
fgrep -vf file1 file2 > results
fgrep -vf file2 file1 >> results
 
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