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Groups > comp.lang.javascript > #39561

Re: Picture colors decreasing script.

From Thomas 'PointedEars' Lahn <PointedEars@web.de>
Newsgroups comp.lang.javascript
Subject Re: Picture colors decreasing script.
Date 2021-03-03 21:53 +0100
Organization PointedEars Software (PES)
Message-ID <1775923.tdWV9SEqCh@PointedEars.de> (permalink)
References (3 earlier) <52708860-8e17-4136-b79d-f76002425ce2n@googlegroups.com> <5689266.lOV4Wx5bFT@PointedEars.de> <ae17e712-ed89-4b7c-9a6e-c4d2d224bbb2n@googlegroups.com> <2188480.ElGaqSPkdT@PointedEars.de> <663d9d05-08a6-4593-883e-0b68f64a2c93n@googlegroups.com>

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Michael Haufe (TNO) wrote:

> On Wednesday, March 3, 2021 at 2:33:42 PM UTC-6, Thomas 'PointedEars' Lahn
> wrote:
>> Michael Haufe (TNO) wrote:
>> > On Wednesday, March 3, 2021 at 12:47:12 PM UTC-6, Thomas 'PointedEars'
>> > Lahn wrote:
>> >> What is the functional difference between your code and mine?
>> > 
>> > You're calling slice obviously. If you mean what's the semantic
>> > difference: nothing. It's the same.
>> No, I was asking about the *functional* difference.
>> > What matters more in this context would be performance.
>> Why do you think that .slice() would perform worse than accessing
>> individual consecutive items directly?
> 
> I don't think, I know. You left out the relevant link in your quote:
>
> <https://jsbench.me/ulkltk1xpk>

Fascinating; slicing is 93.08 % slower than direct access.  But why?

-- 
PointedEars
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Thread

Picture colors decreasing script. Kristjan Robam <kristjanrobam01@mail.ee> - 2021-02-28 22:33 -0800
  Re: Picture colors decreasing script. "Michael Haufe (TNO)" <tno@thenewobjective.com> - 2021-03-01 11:56 -0800
    Re: Picture colors decreasing script. Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2021-03-02 13:42 +0100
      Re: Picture colors decreasing script. "Michael Haufe (TNO)" <tno@thenewobjective.com> - 2021-03-03 07:02 -0800
        Re: Picture colors decreasing script. Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2021-03-03 19:47 +0100
          Re: Picture colors decreasing script. "Michael Haufe (TNO)" <tno@thenewobjective.com> - 2021-03-03 11:37 -0800
            Re: Picture colors decreasing script. Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2021-03-03 21:33 +0100
              Re: Picture colors decreasing script. "Michael Haufe (TNO)" <tno@thenewobjective.com> - 2021-03-03 12:38 -0800
                Re: Picture colors decreasing script. Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2021-03-03 21:53 +0100
                Re: Picture colors decreasing script. "Michael Haufe (TNO)" <tno@thenewobjective.com> - 2021-03-03 16:36 -0800
                Re: Picture colors decreasing script. Ben Bacarisse <ben.usenet@bsb.me.uk> - 2021-03-04 02:07 +0000
          Re: Picture colors decreasing script. John G Harris <niam@jghnorth.org.uk.invalid> - 2021-03-04 09:40 +0000

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