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__data_file___ DATA01,01,NAME02 ... DATA11 11 NAME22 DATA03 08 NAME10 <- DATA02 12 NAME05
open(FILE, $data_file) || die("Could not open file ($data_file)\n$!\n" +); open(FILE2, $data_file2) || die("Could not open file ($data_file2)\n$! +\n"); ... close(FILE2); close(FILE);