use warnings 'wtf'

James Mastros james at
Fri Aug 11 00:05:32 BST 2006

On Thu, Aug 10, 2006 at 10:19:46PM +0100, Paul Makepeace wrote:
> Is there any documentation for what all the various use warnings 'foo'
> are? perldoc perllexwarn at least lists them but doesn't explain what
> each one does, as far as my cursory glance suggested.
Perldiag is the correct manpage for this -- each description begins
with something like "(W once)", meaning "no warnings 'once'" will turn
it off.  (It's actually /\([WDS] (\w+)\)/.)

   -=- James Mastros

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