Larry Wall wrote:
The rand function may be a bad example, since it's by nature a
generator, and you should maybe have to work harder to get a single
value out of it. We haven't really said what $fh xx 100 should do,
for instance. I guess the real question is whether xx supplies a
list context to
On Thu, Jul 22, 2004 at 02:48:59PM -0600, Luke Palmer wrote:
: JOSEPH RYAN writes:
: When I think about your description of xxx, I
: summarized it in my head as Call a coderef a certain
: number of times, and then collect the results.
: That's pretty much what map is, except that xxx is
:
On Thu, 22 Jul 2004, JOSEPH RYAN wrote:
When I think about your description of xxx, I
summarized it in my head as Call a coderef a certain
number of times, and then collect the results.
That's pretty much what map is, except that xxx is
infix and map is prefix.
@results = {
Michele Dondi wrote:
Quite similarly, for example, I'd like to have a fold() function like the
one that is available in many functional programming languages, a la:
my $tot = fold 0, { + }, 1..10; # 55
my $fact = fold 1, { * }, 2..5; # 120
Those blocks would be a syntax error; the
Michele Dondi writes:
Quite similarly, for example, I'd like to have a fold() function like the
one that is available in many functional programming languages, a la:
my $tot = fold 0, { + }, 1..10; # 55
my $fact = fold 1, { * }, 2..5; # 120
(i.e. please DO NOT point out that there
On Thu, 22 Jul 2004, Luke Palmer wrote:
And adding to that the definition of a unary hyper operator:
[EMAIL PROTECTED] == map { $_ } @list
It seems that the rand problem could be solved this way:
my @nums = rand (100 xx 100);
Huh?!? While not so bad (apart the unicode operator
On Fri, 23 Jul 2004, Brent 'Dax' Royal-Gordon wrote:
Those blocks would be a syntax error; the appropriate way to do that
would be to refer to the operator by its proper name:
my $tot = fold 0, infix:+, 1..10;
Well, I suspected that. The matter is I still know too few concretely
On Fri, 23 Jul 2004, Luke Palmer wrote:
Well, Perl 6 is coming with one of those as a builtin, called Creduce
(see List::Util). But you can't quite use a shorthand syntax like
yours. You have to say either:
Cool, that's what I wanted to know. Taking into account both this
circumstance and
Recently on perlmonks, at http://perlmonks.org/index.pl?node_id=375255,
someone (DWS, actually) brought up the common error of expecting x (in
particular, listy x, which is xx in perl6) to not create aliases. What
he was doing in particular, I don't have any expectation of making it
work, but
- Original Message -
From: James Mastros [EMAIL PROTECTED]
Date: Sunday, July 18, 2004 5:03 am
Subject: xx and re-running
Recently on perlmonks, at
http://perlmonks.org/index.pl?node_id=375255,
someone (DWS, actually) brought up the common error of expecting x
(in
particular
JOSEPH RYAN writes:
When I think about your description of xxx, I
summarized it in my head as Call a coderef a certain
number of times, and then collect the results.
That's pretty much what map is, except that xxx is
infix and map is prefix.
@results = { ... } xxx 100;
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