[Perldl] null dimensions, indexND(), .=, and glue()

Craig DeForest deforest at boulder.swri.edu
Wed Jan 4 10:10:21 HST 2012


On Jan 4, 2012, at 7:50 AM, David Mertens wrote:
> The only red flag I'll raise is that if stringification gets changed, I'll want to change the behavior for pdl-from-string. Right now, the word Empty is ignored, but if Empty is going to start carrying dimensions, maybe it should be recognized and properly converted
> 
Okay.  Let's plan, then, to modify stringification of Empty PDLs to read "Empty[<d0>x<d1>x...x<dn>]" (no spaces; dim list as a sequence of integers and 'x's in the square brackets).  Can you work the destringification side?

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