Re^3: Seemingly enigmatic data structures

Another simpler rule is:

Arrows are optional between subscripty kinds of things (brackets, braces, parens).

Comment on Re^3: Seemingly enigmatic data structures

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Re^4: Seemingly enigmatic data structures by tphyahoo (Vicar) on Mar 05, 2005 at 17:39 UTC
Thinking "between" helps. But wouldn't that just be brackets and braces? Where are arrows optional between parens?	[reply]
Re^5: Seemingly enigmatic data structures by Joost (Canon) on Mar 05, 2005 at 18:01 UTC
In cases like this: `#!perl -w use strict; my $a = sub { sub { "thingy" } }; print $a->()();` [download] "What should it profit a man, if he should win a flame war, yet lose his cool?"	[reply] [d/l]