there is this:
names ''
IFJ6 IFQT
names added by:
searchvar =: 3 : 0 nms {::~ :: (''"_) 1 i.~ > (<y) -: L:_1 ev each nms =. , ;:
names '')
ev =: 3 : 'y~':: (''"_) NB. if not noun returns ''. Means cannot really search
for ''
searchvar 1
IFQT
searchvar 0
IFJ6
On Friday, May 3, 2019, 8:29:06 a.m. EDT, Piet de Jong <[email protected]>
wrote:
(This probably shows my ignorance,) but if y is a variable then y points to
some values. I’d like to know “the pointer” rather than "the values”. I
very/extremely vaguely understand these things work on stacks with the y values
loaded on a stack before v gets to act on them. That is why perhaps I thought
it could be an adverb or conjunction: a counterpart to “evoke” ~.
> On 3 May 2019, at 10:09 pm, Henry Rich <[email protected]> wrote:
>
> Impossible - v never sees y, only its value.
>
> Henry Rich
>
> On 5/3/2019 6:58 AM, Piet de Jong wrote:
>> If m is the name (ie string) of a variable then ‘m'~ is the value of the
>> variable.
>>
>> Is there an “inverse" to this?
>>
>> That is I want a verb v (or adverb or conjunction) so that if y is a
>> variable then
>>
>> v y
>>
>> is the name (ie string) of the variable.
>>
>>
>>
>>
>> ----------------------------------------------------------------------
>> For information about J forums see http://www.jsoftware.com/forums.htm
>
>
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