I prefer  $key =~ s/\r?\n/ so it will handle either style of linefeed, whether your code is running on either Windows or Unix. (On Windows, if binmode is off, you get what look like Unix linefeeds out of Windows linefeeds.)

In reply to Re^2: How to remove a carriage return (\r\n) by tilly
in thread How to remove a carriage return (\r\n) by monkfan

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