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发表于 2010-5-11 13:19:52
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用list吧
. e# { f& X: W! V6 ]; Z, m% `patches-own [wealth rank]
2 B9 }/ V2 V+ ^/ X4 O3 s4 jto setup- b, N+ T5 g2 H: g' [$ J, n
ca
; {+ K# d! T% R w! q) [! ? ask patches [set wealth random 100 set pcolor green ]8 G+ L; I+ z5 O: A0 N
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V8 \ y! [3 I# y4 ?: ?6 Lto go2 N/ b4 h. d9 ?5 f& O/ O
let mylist1 []
" J" M& @& L$ \4 J8 n$ X4 f0 r set mylist1 sort-by [[wealth] of ?1 < [wealth] of ?2] patches
3 Z& ~, a8 ` x5 a0 c8 i E let mylist2 []
7 V; w7 {) c# Q# {, o3 L' r3 X set mylist2 n-values count patches [? + 1]# V! U+ P8 p! @% P4 {: ^
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( foreach mylist1 mylist21 j3 x/ A5 \8 N
[
3 _! j7 o, h/ T$ p( p+ y* v+ h# A3 {$ x8 g ask ?1[ set rank ?2]! ?- b; } q# i" V1 S Q
show [rank] of ?1
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let mylist3 []
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set mylist3 sort-by [[rank] of ?1 < [rank] of ?2] patches
- x) ?6 s# F. D; p3 o L) D: ] show count patches
9 L M) f5 j9 w y) w show mylist1 7 g a E; v) ^( Y8 G& R7 f
show mylist32 @4 @0 }2 w8 k E2 i
end" B% A; Y. R! I
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这时的mylist1 和mylist3 应该是一样的 |
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