... rather than slurping the whole file.

But won't the  while ( <$inFH> ) { ... } loop end up reading the entire file into the  @groups array (actually an array-of-arrays or AoA) before it finishes? This is not what I think of when I think of "line-by-line" processing of a file. (Actually, it looks a lot like slurping! :)

Give a man a fish:  <%-{-{-{-<

In reply to Re^2: How to reorder a text file by AnomalousMonk
in thread How to reorder a text file by hennesse

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