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Postings from August 2013
On Aug 15, 2013, at 11:19 AM, Ricardo Signes <perl.p5p@rjbs.manxome.org> wrote: > So: ->[] means "the array" > But ->[1,2,3] means "the slice" (a list) > And so ->[()] means "the slice of no elements (an empty list) > > It's bound to cause painful confusion. On Aug 15, 2013, at 11:31 AM, Ricardo Signes <perl.p5p@rjbs.manxome.org> wrote: > Also, that's plausible for array references. What about scalar references? > The part I don't get is why it's necessary to specify the type of dereferencing. I'm not seriously suggesting using this character, but suppose you had $foo->® (that's the registered trademark symbol) Then whatever you had in $foo, it could be dereferenced, into whatever it is -- scalar, hash, array, glob, etc. There's no ambiguity there, is there? -- Aaron Priven, aaron@priven.com, www.priven.com/aaronThread Previous | Thread Next