Dan Sugalski wrote:

> 
> Because source filters are:
> 
> 1) Relatively new (5.005 IIRC, but I could be mis-remembering)
> 2) A bloody pain in the neck to write
> 
> Lots of things could use 'em if they were easier to do. That's one of the
> goals of perl 6, I think.
> 

Are there any docs in perl 5.6 illustrating syntax and usage?

  Christian

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