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Re: Proposal to change the ranges in array trimming to be "half-open" in
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From: |
Jose E. Marchesi |
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Subject: |
Re: Proposal to change the ranges in array trimming to be "half-open" interval |
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Date: |
Mon, 16 Nov 2020 09:03:01 +0100 |
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User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) |
> On Mon, Nov 02, 2020 at 09:03:07PM +0100, Jose E. Marchesi wrote:
>>
>> That said, Egeyar's suggestion is definitely intriguing. It is was to
>> be supported at some point, however, I would use a very different
>> syntax.
>>
>
> I was reading the wikipedia entry for Icon programming lanuage [1], and I came
> across this example:
>
> ```icon
> "Wikipedia"[1] ==> "W"
> "Wikipedia"[3] ==> "k"
> "Wikipedia"[0] ==> "a"
> "Wikipedia"[1:3] ==> "Wi"
> "Wikipedia"[-2:0] ==> "ia"
> "Wikipedia"[2+:3] ==> "iki"
> ```
>
> The `[2+:3]` caught my eye! That's exactly what Egeyar wants.
> WDYT?
That is a nice syntax! :)