>>>>> "RD" == Rob Dixon <rob.di...@gmx.com> writes:
RD> On 26/05/2011 06:18, Uri Guttman wrote:
XL> for($i = 0; $i< @lines; $i++)
>>
>> first rule: don't use c style index loops when you can avoid them. that
>> line is much faster and more perlish as:
>>
>> foreach my $i ( 0 .. $#lines )
RD> It is also rare to need access to the array index (even if you think you
RD> do!). Perl is much more in its element if you loop over the elements of
RD> an array instead of its indices:
RD> foreach my $elem (@lines) {
i would normally have said that but he does need the index to setup the
inner loop index. as i said, the algorithm is all screwy with massive
duplicate summings.
uri
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