File without comments or blank lines.

sed 's/^[[:blank:]]*//; s/^#.*//; /^$/d' filename

This will first remove any leading white space. If the line then starts with a comment character, it is cleared. If the result is an empty line, it's deleted. This allows for comment lines with leading white space.

By: putnamhill

2010-12-10 13:24:16

sed sed BRE

1 Alternatives + Submit Alt

File without comments or blank lines.
This is sample output - yours may be different.
0

gawk '!/^[\t\ ]*#/{print $0}' filename | strings

unixmonkey14934 · 2010-12-10 00:38:12 5

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