Beefy Boxes and Bandwidth Generously Provided by pair Networks
Do you know where your variables are?
 
PerlMonks  

Oneliner with substring trimming and padding

by Neighbour (Friar)
on Jul 17, 2012 at 11:59 UTC ( #982210=perlquestion: print w/ replies, xml ) Need Help??

Help for this page

Select Code to Download


  1. or download this
    perl -pi -e 'substr($_,589,35) =~ s/(\s*)(\w+)*/$2$1/ if /^(.{589})(\s
    +{1,34})/' file.txt
    
  2. or download this
    perl -pi -e 'substr($_,589,35) =~ s/(0*)(\w+)*/$2($?{ ' ' x length($1)
    + })/ if /^(.{589})(0{1,34})/' file.txt
    
  3. or download this
    perl -pi -e 'substr($_,589,35) =~ s/(0*)(\w+)*/$2($?{ " " x length($1)
    + })/ if /^(.{589})(0{1,34})/' file.txt
    

Log In?
Username:
Password:

What's my password?
Create A New User
Node Status?
node history
Node Type: perlquestion [id://982210]
Approved by Ratazong
help
Chatterbox?
and the web crawler heard nothing...

How do I use this? | Other CB clients
Other Users?
Others musing on the Monastery: (9)
As of 2015-05-22 11:01 GMT
Sections?
Information?
Find Nodes?
Leftovers?
    Voting Booth?

    In my home, the TV remote control is ...









    Results (453 votes), past polls