Larry Wall skribis 2005-05-14 8:29 (-0700): > : say [x]; > : Is it a repeating metaoperator on an empty list, or a single-element > : array reference that contains the return value of calling &x()? > Always the first. [x] doesn't have to do lookahead.
Does this mean that [x] is just an interesting way to create an empty list? And undef in scalar context? Very neat for obfuscation: return [%]; and let people wonder why the heck that [%] is there :) Juerd -- http://convolution.nl/maak_juerd_blij.html http://convolution.nl/make_juerd_happy.html http://convolution.nl/gajigu_juerd_n.html
