On Mon, Apr 16, 2018 at 9:54 AM, Rony G. Flatscher <rony.flatsc...@wu.ac.at>
wrote:
> On 16.04.2018 14:08, Rick McGuire wrote:
>
>
> On Mon, Apr 16, 2018 at 8:04 AM, Mike Cowlishaw <m...@speleotrove.com>
> wrote:
>
>>
>>
>> One other point I should probably make related to this is that the
>> referencing operator (currently spelled "&") ...
>>
>>
>> I trust that spelling is still considered an open issue. :-)
>>
>> I'm warming to using '>' on both sides .. at least it implies some sort
>> of movement/look elsewhere. My second choice would be '*' (as in C).
>>
>
> I could live with '>'. I'm probably as opposed to using '*' as you are to
> '&' :-)
>
>>
>> All other characters and character combinations that are currently not
>> valid as prefix operations could be possibilities, with the exception of
>> '&'...
>>
>> Mike
>>
>> How about using '^' as the operator symbol for "variable reference"?
>
> carat has some compatibility problems with other Rexx interpreters that
interpreted the carat as a logical not. I'd prefer to stay away from that.
In any event, I just committed the changes to use '>' rather than '&'.
Rick
> E.g.:
>
> a = 123
> call foo ^a
> say a -- displays "124"
>
> ::routine foo
> use arg ^someVariable
>
> someVariable += 1
> return
>
> ---rony
>
>
>
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