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Re: functional programming: scan function

by ikegami (Patriarch)
on Mar 12, 2009 at 20:20 UTC ( #750252=note: print w/replies, xml ) Need Help??

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  1. or download this
    sub scanl(&@) {
        my ($f, @rv) = @_;
    ...
    my @rv = scanl \&divide, 64, 4,2,4;
       -or-
    my @rv = scanl { $_[0] / $_[1] } 64, 4,2,4;
    
  2. or download this
    my $pkg = caller();
    my $ap = do { no strict 'refs'; \*{$pkg.'::a'} };  local *$ap;
    my $bp = do { no strict 'refs'; \*{$pkg.'::b'} };  local *$bp;
    

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