damian at conway.org
Fri Oct 30 21:52:43 GMT 2009
Nicholas Clark <nick at ccl4.org>:
>> my @new = @old[0,2...*];
> That's a sequence of 0, 2, extrapolate?
>> my @new = @old[ 0...*+2, 6 ];
> Where's that's a sequence from 0 to whatever, with a stepping of 2?
> What is the 6 for?
Sorry, that's my brain spasming. The test code I was using had 6 elements. %-)
General form would be:
my @new = @old[ 0...*+2, + at old ];
which means: "start at zero, increment by 2, stop at length of @old".
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