Beefy Boxes and Bandwidth Generously Provided by pair Networks
Pathologically Eclectic Rubbish Lister
 
PerlMonks  

Re: You won't believe what this regular expression does!

by LanX (Sage)
on Feb 25, 2021 at 15:09 UTC ( #11128785=note: print w/replies, xml ) Need Help??


in reply to You won't believe what this regular expression does!

Didn't you rather want to use + instead of * ? 
  DB<48> p "hello\nfoo" =~ s/o*$/O/gmr;
hellOO
fOO
  DB<49> p "hello\nfoo" =~ s/o+$/O/gmr;
hellO
fO
  DB<50>

[download]

Cheers Rolf
(addicted to the Perl Programming Language :)
Wikisyntax for the Monastery

In Section Seekers of Perl Wisdom

Log In?
Username:
Password:

What's my password?
Create A New User
Domain Nodelet?

www.com | www.net | www.org
Node Status?
node history
Node Type: note [id://11128785]
help
Chatterbox?
and the web crawler heard nothing...

How do I use this? | Other CB clients
Other Users?
Others making s'mores by the fire in the courtyard of the Monastery: (3)
As of 2022-05-28 02:24 GMT
Sections?
Information?
Find Nodes?
Leftovers?
    Voting Booth?
    Do you prefer to work remotely?



    Results (98 votes). Check out past polls.
    Notices?