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发表于 2010-5-11 13:19:52
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用list吧
1 \' R8 E, K/ G7 a, W4 y; `) Dpatches-own [wealth rank]
" p$ i; b! D3 D; u l- Q& [to setup
0 q3 k6 L. Z8 z" Y( P ca. A$ U) L" n0 M+ `. \7 R
ask patches [set wealth random 100 set pcolor green ]9 L/ J" _5 `0 F
end1 w; t3 d4 h! h# m& [7 ?4 v
% P9 U# ?6 w$ }8 k) ?0 _$ ]# Kto go" s G# e' i2 M" r$ r& f* f
let mylist1 []
4 q- q; r6 c# l$ X set mylist1 sort-by [[wealth] of ?1 < [wealth] of ?2] patches2 @4 ?( E) o% B5 r
let mylist2 []
6 n, ?" d! \6 _0 s: }- [& U set mylist2 n-values count patches [? + 1]
. O5 k/ R, _& t: `! [% h
$ S* h! X8 [/ ^5 Q* n8 ] ( foreach mylist1 mylist2
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ask ?1[ set rank ?2]
4 P* i8 }" L+ k E/ u9 X' ` show [rank] of ?18 @ K7 e# r2 V3 ]
2 @! }% M2 q3 r: D' ]1 y& p1 ~7 { ]! G; O) [! u$ d
)
% z. U* c% K& Y let mylist3 []0 V) L/ ^) L( Y. F. F4 D& D9 \
$ _/ ^, S5 n& w set mylist3 sort-by [[rank] of ?1 < [rank] of ?2] patches4 Y- ^. J" y" W; |
show count patches
|7 j$ }: | N) T3 r6 y% n8 V7 b show mylist1
( A% T. i% l' g: l( ~4 M' I show mylist3$ d. f! Q, Y3 i4 g, q$ j
end
2 U( ~! z8 W" W9 a% R9 D; {3 |
c" W2 q ?2 A% f9 Y% o" o* h这时的mylist1 和mylist3 应该是一样的 |
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