Feb 122010
Sum of every lines' value in a file
Answer:
Assume you have a file num.txt
1
2
3
4
5
How do you calculate the sum of every lines' value in a file?
Use Perl!
# perl -lne '$x += $_; END { print $x; }' < num.txt
15
Linux Ask! is a Q & A web site specific for Linux related questions. Questions are collected, answered and audited by experienced Linux users.
Sum of every lines' value in a file
Answer:
Assume you have a file num.txt
1
2
3
4
5
How do you calculate the sum of every lines' value in a file?
Use Perl!
# perl -lne '$x += $_; END { print $x; }' < num.txt
15