Beefy Boxes and Bandwidth Generously Provided by pair Networks
Problems? Is your data what you think it is?
 
PerlMonks  

Answer: How do I test for a blank line when reading from a file?

by runrig (Abbot)
on Oct 11, 2000 at 20:52 UTC ( #36247=categorized answer: print w/replies, xml ) Need Help??

Q&A > files > How do I test for a blank line when reading from a file? - Answer contributed by runrig

If by "blank" you mean "empty", then /^$/, as in:
while (<>) { print "blank line detected\n" if /^$/; }

Log In?
Username:
Password:

What's my password?
Create A New User
Chatterbox?
and all is quiet...

How do I use this? | Other CB clients
Other Users?
Others contemplating the Monastery: (5)
As of 2017-02-21 03:47 GMT
Sections?
Information?
Find Nodes?
Leftovers?
    Voting Booth?
    Before electricity was invented, what was the Electric Eel called?






    Results (307 votes). Check out past polls.