$/='RowwoR';
while (<>) {
  chomp;
  print $_, "\n";
}

[download]
or as a one-liner: perl -pe "BEGIN{$/='RowwoR'}; s/RowwoR/\n/" file > file2
The PerlMonk tr/// Advocate

In reply to Re: search/replace very large file w/o linebreaks by Roy Johnson
in thread search/replace very large file w/o linebreaks by Anonymous Monk

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