[Ma-linux] Perl 2D hash array
Aaron M. Ucko
amu at alum.mit.edu
Tue Jun 30 11:58:46 EDT 2009
Przemek Klosowski <przemek at jazz.ncnr.nist.gov> writes:
> Thanks to Nicholas and Aaron: it's the braces instead of parens. I
> What's your mental model of this syntax?
I find that it helps to think of references as stand-ins for variable
names; Perl even allows such "symbolic references" by default, in part
because that was the ONLY kind Perl 4 had.
Aaron M. Ucko, KB1CJC (amu at alum.mit.edu, ucko at debian.org)
http://www.mit.edu/~amu/ | http://email@example.com
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