By ^A do you mean Control-A (i.e. chr(1)?

If so, use this: 

if ($input =~ m/(data\x1)(\d+)\x2/) {
  print "1 = $1, length = ", length($1), "\n";
  print "2 = $2\n";
}

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In reply to Re^3: search binary file by pc88mxer
in thread search binary file by perlfan99

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