I'm thinking that this will try to binmode ARGV before the file handle is even open. So it won't work.

You'd have to be able to call binmode between the implicit file open, and the reading of the first line. And you just can't interject code there. So I don't think it is possible.

In reply to Re^2: binmode and one-liners by bart
in thread binmode and one-liners by BrowserUk

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