A small doubt
Marcin 'Qrczak' Kowalczyk
20 Oct 2001 06:07:43 GMT
Sat, 20 Oct 2001 10:58:02 +0800 (GMT-8), Saswat Anand <firstname.lastname@example.org> pisze:
> I am wondering why this function should not work with input [x,y]
> (list with two elements) too, since third element is not referenced.
What a pattern matches is independent from which of the variables
it binds are used.
The pattern [a,b,c], or equivalently a::b::c::, matches lists of
length 3. You can write a::b::_ to match all lists of length 2 or more.
__("< Marcin Kowalczyk * email@example.com http://qrczak.ids.net.pl/
^^ SYGNATURA ZASTĘPCZA