[REBOL] Re: Rebol Enhancement Proposal - Embedding spaces in path! datatypes
From: cyphre:volny:cz at: 10-May-2001 17:55
Hello Joel ;)
> For example:
>
> >> now
> == 10-May-2001/9:16:46-5:00
> >> now/time
> == 9:16:49
> >> now/time/hour
> ** Script Error: now has no refinement called hour
> ** Where: halt-view
> ** Near: now/time/hour
> >> foo: now/time
> == 9:16:57
> >> foo/hour
> == 9
>
> where NOW/TIME returns a TIME! value which has an /HOUR component.
> However NOW/TIME/HOUR is interepted as asking NOW to apply two
> refinements named /TIME *and* /HOUR. A nice usage of the paren!
> type as a segment in a path would be
>
> (now/time)/hour
>
> which would avoid the need for another variable (e.g. FOO above)
> just to get at the components of the function result.
>
but can use folowing without needing any variable...
>> pick now/time 1
== 17
>> pick now/time 2
== 51
>> pick now/time 3
== 12
>>
or
>> first now/time
== 17
>> second now/time
== 51
>> third now/time
== 35
>>
have fun
Cyphre
