Display the output of a command from the first line until the first instance of a regular expression.

<your command here> | perl -n -e 'print "$_" if 1 ... /<regex>/;'
This command line will display the output of , from the first line of output, until the first time it sees a pattern matching . You could specify the regex pattern /^$/ to look for the first blank line, or /^foobar/ to look for the first line that starts with the word foobar.

0
By: SuperFly
2009-12-22 14:06:41

3 Alternatives + Submit Alt

What Others Think

Now I see the purpose of the question...
unixhome · 593 weeks and 3 days ago

What do you think?

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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