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Re^2: greater efficiency required (ls, glob, or readdir?)

by JavaFan (Canon)
on Aug 27, 2008 at 18:22 UTC ( #707247=note: print w/replies, xml ) Need Help??

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  1. or download this
      my @files = `ls $dir`;
    
  2. or download this
      my @files;
      {
    ...
          @files = grep {!/^\./} readdir $dh;
          closedir $dh;
      }
    
  3. or download this
        my $info = do {local (@ARGV, $/) = $file; <>};  # Cryptic
        
    ...
            $info = <$fh>;
            close $fh;
        }
    

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