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| From | Thomas 'PointedEars' Lahn <PointedEars@web.de> |
| Newsgroups | comp.lang.javascript |
| Subject | Re: Picture colors decreasing script. |
| Date | Tue, 02 Mar 2021 13:42:19 +0100 |
| Organization | PointedEars Software (PES) |
| Lines | 26 |
| Message-ID | <5440012.DvuYhMxLoT@PointedEars.de> (permalink) |
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| Reply-To | Thomas 'PointedEars' Lahn <cljs@PointedEars.de> |
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Michael Haufe (TNO) wrote:
> Also for readability the following:
>
> ```
> var a1=imgData.data[i];
> var a2=imgData.data[i+1];
> var a3=imgData.data[i+2];
> var a4=imgData.data[i+3];
> ```
>
> I think can be replaced with:
>
> ```
> let {data} = imgData
> let [r,g,b,a] = [data[i], data[i+1], data[i+2], data[i+3]]
> ```
let [r,g,b,a] = data.slice(i, i + 4);
:)
--
PointedEars
FAQ: <http://PointedEars.de/faq> | <http://PointedEars.de/es-matrix>
<https://github.com/PointedEars> | <http://PointedEars.de/wsvn/>
Twitter: @PointedEars2 | Please do not cc me./Bitte keine Kopien per E-Mail.
Back to comp.lang.javascript | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll 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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