View only non-comment non-empty lines in a configuration file

grep '^[^#]' squid.conf
grep '^[^#]' sample.conf \__/ |||| \_________/ | |||| | | |||| \- Filename | |||| | |||\- Only character in group is '#' | ||| | ||\- Negate character group (will match any cahracter *not* in the | || group) | || | |\- Start new character group (will match any character in the | | group) | | | \- Match beginning of line | \- Run grep Empty lines will also be not matched, because there has to be at least one non-hash-sign character in the line.
Sample Output
% cat sample.conf
# Option foo
foo=42

# Opption bar blabla
bar=rye

% grep '^[^#]' sample.conf
foo=42
bar=rye



-5
By: Flow
2013-02-21 18:51:06

What Others Think

So simple...
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wesdfwiusdf · 487 weeks and 5 days ago
grep -v '^#' squid.conf To simple for words!
tonk · 477 weeks and 2 days ago
"grep -v '^#' squid.conf" is not the same as my solution: It also shows empty lines.
Flow · 477 weeks and 2 days ago
Hmm!! This blog is really cool, I’m so lucky that I have reached here and got this awesome information. https://g.page/thedentalsurgerylondon
muneerahmed · 66 weeks and 3 days ago
There are so many such websites available there that help you to learn the command line languages so easily. This particular vegan diet command is used to view only non comment non empty lines in a configuration file. I am looking here for more details on that and keep up the good work.
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This is a great command line. I will be trying this out! Fremont Concrete Pros
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Any thoughts on this command? Does it work on your machine? Can you do the same thing with only 14 characters?

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