How to copy a file in perl?
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Answer / Sahil Chaudhary
In Perl, you can use the 'sysopen' and 'sysread/syswrite' functions to read from one file and write to another. The syntax is: sysopen(my $out_file, $output_filename, O_WRONLY | O_CREAT); while (sysread($in_file, my $line, 4096)) { syswrite($out_file, $line) } close($in_file), close($out_file).
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