There are modules to time two pieces of code and show the difference
https://github.com/perl6-community-modules/perl6-Benchy
https://github.com/tony-o/perl6-bench

You can write up the two versions you're thinking of, feed them to the
benchmark module, and show us what you find!

-y


On Sun, Feb 3, 2019 at 9:36 PM ToddAndMargo via perl6-users <
perl6-users@perl.org> wrote:

> Hi All,
>
> If I have a variable of type Buf which 10000000 bytes in it
> and I find the five bytes I want, is it faster, slower,
> or no difference in speed to overwrite the same variable
> with the five bytes?  Or is it faster to put the five bytes
> from the first variable into a second variable?
>
> Many thanks,
> -T
>

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