Hi, Miquel,
Miquel Gaya wrote:
>
> but if I want generalize the foreach expression...
>
> >> row: [ a b c d e ]
> == [a b c d e]
> >> foreach row data [ print row ]
> 1
> AAA
> BBB
...
> DDD
> VVV
> 2
> 1
> >>
>
> row is considered a word, not a block.
> How can I use foreach with a block ?
>
Depending on what you want to do inside the repeated block...
>> rowlength: 5
== 5
>> s: data
== [1 AAA BBB 3 0
2 MMM XXX 1 1
3 DDD VVV 2 1]
>> forskip s rowlength [print [copy/part s rowlength]]
1 AAA BBB 3 0
2 MMM XXX 1 1
3 DDD VVV 2 1
== false
-jn-
--
; sub REBOL {}; sub head ($) {@_[0]}
REBOL []
# despam: func [e] [replace replace/all e ":" "." "#" "@"]
; sub despam {my ($e) = @_; $e =~ tr/:#/.@/; return "\n$e"}
print head reverse despam "moc:xedef#yleen:leoj" ;
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