Sorting positive and negative values


 
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# 1  
Old 09-28-2010
Sorting positive and negative values

Hello,
I have a list like this :

1
2
-4
0
-3
-7
5
6 etc.

Is there a way to remove all the positive values and print only the negative values, without using grep, sed or awk?


Thanks,
Prasanna
# 2  
Old 09-28-2010
Code:
perl -ne 'print if $_<0;' file

# 3  
Old 09-28-2010
Code:
strings -n2 file

# 4  
Old 09-28-2010
Code:
while read n
do 
  if [ $n -lt 0 ]; then 
    echo $n
  fi
done < infile



---------- Post updated at 02:00 ---------- Previous update was at 00:28 ----------

Code:
cut -sd- -f1- infile

This User Gave Thanks to Scrutinizer For This Post:
# 5  
Old 09-28-2010
Thanks a lot.
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