Well, if you're not worried about portablity:


!/usr/bin/perl

use strict;
use warnings;

my $somepath = "/var/log/../../home/poletti/../../etc/passwd";
my( @true );

foreach( split( /\//, $somepath ) ) {
    $_ eq ".." ? pop( @true ) : push( @true, $_ );
}
print join( '/', @true ), "\n";

[download]

Let the golf begin

-derby

In reply to Re: Cleaning up a path by derby
in thread Cleaning up a path by polettix

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