Is there any reason this has to be done as a file in memory, instead of a simple scalar? Just replace your

syswrite $mem_file, pack( "v*", unpack("n*", $data ));

with

$mem_file .= pack( "v*", unpack("n*", $data ));

And of course, simply use my $mem_file; instead of the open my $mem_file...;

In reply to Re^2: Best way to read a file into memory and use normal operation on memory file? by sn1987a
in thread Best way to read a file into memory and use normal operation on memory file? by james28909

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