Hi, Jim,
Jim Clatfelter wrote:
>
> I need to sort a file of homeowner data to print a list for the front
> gate codes. There are 7 fields in each record, so I tried:
>
> button blue / 1.2 "Gate List" [
> gate-list: copy my-data
> sort/skip gate-list 7
> print gate-list
> ]
>
> ** Script Error: Invalid argument: 7
> ** Where: func [face value][
> gate-list: copy my-data
> sort/skip gate-list 7
> print gate-list
> ]
> ** Near: sort/skip gate-list 7
> print gate-list
>
> Where's the error? Sort works without the skip. Why not with it?
>
What does MY-DATA look like? Is it a block whose length is a
multiple of 7, or is it a block of 7-element blocks? In the
former case, SORT/SKIP...7 should work, but in the latter case
it would cough blood...
>> blk: []
== []
>> repeat i 5 [append blk i loop 6 [append blk random 1000]]
== [1 695 852 380 196 367 232
2 853 912 304 415 171 632
3 767 530 257 786 935 620
4 566 441 445 704 719 260
5 715 897 556 599 936 6...
>> sort/skip/compare blk 7 2
== [4 566 441 445 704 719 260
1 695 852 380 196 367 232
5 715 897 556 599 936 666
3 767 530 257 786 935 620
2 853 912 304 415 171 6...
>> sort/skip blk 7
== [1 695 852 380 196 367 232
2 853 912 304 415 171 632
3 767 530 257 786 935 620
4 566 441 445 704 719 260
5 715 897 556 599 936 6...
in contrast with...
>> blk: []
== []
>> repeat i 5 [
use [bb] [
bb: reduce [i]
loop 6 [append bb random 1000]
append/only blk bb
]
]
== [[1 728 199 380 334 451 455]
[2 733 167 650 919 639 73]
[3 756 674 806 534 37 942]
[4 60 458 444 710 416 518]
[5 839 601 379 559...
>> sort/skip/compare blk 7 2
** Script Error: Invalid argument: 7
** Where: halt-view
** Near: sort/skip/compare blk 7 2
HTH!
-jn-
--
"This sentence contradicts itself -- no actually it doesn't."
-- Doug Hofstadter
joel<dot>neely<at>fedex<dot>com
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