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发表于 2010-5-11 13:19:52
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用list吧
% `7 @4 W: A9 u# C# ?patches-own [wealth rank]7 J4 E) h0 |( ]1 l9 N' |+ w
to setup8 t2 y8 w9 m$ x
ca/ g- @/ ?+ l$ W9 K F* u: p& z$ j
ask patches [set wealth random 100 set pcolor green ]
% C6 Y% z' `5 e# qend
; [/ v% C' j/ W* ~6 d3 G7 m6 C* C" D9 i
to go a! R' e6 Y. s b$ {8 I
let mylist1 []% l+ N2 q" W" B* Z3 A7 o0 H2 v
set mylist1 sort-by [[wealth] of ?1 < [wealth] of ?2] patches
9 L! `% f) K; r9 z0 U' e let mylist2 []/ J, c- ]8 @! W- c3 `
set mylist2 n-values count patches [? + 1]
$ `% C/ `# g- {, m5 K 1 m j1 q9 A3 F5 |
( foreach mylist1 mylist2
3 Z m: ~9 i( [' k9 J2 T, Q [6 L% ]* a% e9 b& B0 ]& Z
ask ?1[ set rank ?2]
5 u0 t: F+ {' Q2 _# v1 i; ^ show [rank] of ?11 A, k" c2 m% g# r6 f
. k8 [9 J' [5 B/ z! v; T+ L
]& C( Y2 w: s G W& i+ q
)
6 ?/ `5 |$ p" V* O. ]" V let mylist3 []! C0 e6 Y4 v. |( T6 b) j
& s5 |! z, n; {3 Q7 l set mylist3 sort-by [[rank] of ?1 < [rank] of ?2] patches4 Q8 B' m0 B' ]/ n; A2 ~' s
show count patches: k6 f9 V; w/ O
show mylist1 2 p9 W( d4 ?2 B8 u' M9 _) g
show mylist3+ ^$ ~4 c* o+ Y
end9 C; Z& U }9 \$ X2 X; R7 r4 B
& K) R. O* q1 i3 } {# L
这时的mylist1 和mylist3 应该是一样的 |
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