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我的程序如下：
! V0 t; e$ h9 Q% Q* sbreed [dogs dog] J/ \! }8 t1 r- B
breed [cats cat]. N0 h; @) g( ?2 K* k1 @
breed [cows cow]
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2 z% U- [( A1 s" x ~- \6 Bto setup
* v( ^6 g9 J% N8 i: C clear-all# l0 N+ y% S8 G9 ~! I8 @8 [
set-default-shape dogs "dog"" [, F$ Y9 v( W/ G0 r L9 a
set-default-shape cats "cat"
$ A& |0 D; u3 Y) n1 k9 f set-default-shape cows "cow"3 w, ]% d' t% F2 X3 C
ask patch 0 1 [ sprout-dogs 1 ]
8 U0 Y; r; ?1 k, W: v# R3 W4 b! t ask patch 0 0 [ sprout-cats 1 ]
4 f- l% z- c' @2 w4 ]( { ask patch 0 -1 [ sprout-cows 1 ]
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0 Y" o4 y) u# Z6 `# J1 a8 w9 M这个是netlogo自带模型库里的模型中的程序，我新建文件再将其输入却提示错误：: p5 `+ r0 C! k+ e( R8 Q) G5 i( A
error while observer running SET-DEFAULT-SHAPE in procedure SETUP
, s* ~( \. O. z"dog" is not a currently defined turtle shape4 W5 P# n! L& _2 K% U
(halted running of setup)
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. D: N0 H* h% b v我用的版本是4.0.4 请大虾们指教下。thanks！ |
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发表于 2009-11-18 10:33:10
