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perl one line help

Posted on 2014-01-04
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Last Modified: 2014-01-05
Hi ,

Input file:

image1.jpg,image2.jpg
image3.jpg,image4.jpg
image5.jpg

Output file:

/image1.jpg,/image2.jpg
/image3.jpg,/image4.jpg
/image5.jpg

I have tried the below code , but / appends only to 1st image in a line.

Thanks
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Question by:magento
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4 Comments
 
LVL 84

Expert Comment

by:ozo
ID: 39756323
perl -pe 's#^#/#;s#,#,/#g' input > output
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LVL 5

Author Comment

by:magento
ID: 39756335
Hi Ozo ,

This is what i have tried , please advice.

use strict;
use warnings;
my $file = shift or die "üsage: $0 filename";
open FH , $file or die  "ünable to open file : $!";
my @data = map { chomp; $_ } <FH> ;
foreach (@data) {
my @fs = split (",",$_);
print "/",join (",",@fs) ,"\n";
}
close FH;
exit;

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LVL 84

Accepted Solution

by:
ozo earned 500 total points
ID: 39756353
use strict;
use warnings;
@ARGV or die "Usage: $0 filename\n";
while( <> ){
    s#^#/#;
    s#,#,/#g;
    print;
}
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Author Closing Comment

by:magento
ID: 39758155
Many thanks ozo .
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