OpenEuphoria

Re: Last Element Notation

• Posted by Juergen Luethje <j.lue at gmx.de> Sep 19, 2003
• 506 views

Me wrote:

> David wrote:
>
>> Robert Craig wrote:
>>
>>> Unless someone has a better idea, I think I'll go ahead
>>> with this idea of $ meaning "the index of the last element".
>>> e.g.
>>>     s[1..$]
>>>     s[1..$-1]
>>>     s[$-2]
>>> etc.
>>
>> I agree that this is probably the best notation. There are shorter notations
>> (for example, see Python), but they lack the clarity of the '$' notation.
>>
>> The only real complaint is that it's another step toward the Perlification of
>> the language. The 'end' token would be more clear:
>>
>>      s[1..end]
>>      s[1..end-1]
>>      s[end-2]
>>
>> but I have difficulty convincing myself that this is much better, especially
>> given that 'end' already has a distinct meaning in Euphoria. And the '$' is
>> shorter and easy to see.
>
> How about using this, in order to prevent Perlification:
>      s[1..fin]
>      s[1..fin-1]
>      s[fin-2]
>
> AFAIR 'fin' often appeared at the end of old movies.
>
>> Besides, If it were *true* Perlification, you'd have selected the '^' token.
>>
>> -- David Cuny

Or how about this:
     s[1..last]
     s[1..last-1]
     s[last-2]

Regards,
   Juergen

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