On Feb 1, [EMAIL PROTECTED] said:

>Is there a way for a subroutine to tell when it got passed a FILEHANDLE?

You could test to see if its ref() returns "GLOB" or "IO::File" or
"IO::Handle", etc., but I think it's a nifty idea to do:

  if (defined fileno($arg)) {
    # it's an open filehandle
  }

-- 
Jeff "japhy" Pinyan      [EMAIL PROTECTED]      http://www.pobox.com/~japhy/
RPI Acacia brother #734   http://www.perlmonks.org/   http://www.cpan.org/
<stu> what does y/// stand for?  <tenderpuss> why, yansliterate of course.
[  I'm looking for programming work.  If you like my work, let me know.  ]


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