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我的程序如下:9 ]$ q" n/ l' ^
breed [dogs dog]# [6 ~0 `+ ~1 e
breed [cats cat]0 [8 T/ }' \ y/ e
breed [cows cow]7 B+ a4 |. l: v1 N% j
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to setup
0 _1 V: |& ~- h& O& f# h' a4 n clear-all+ T& `: @) {. E
set-default-shape dogs "dog"% x5 K2 ?1 C5 I2 U; V
set-default-shape cats "cat"
+ y& G/ \6 l1 q: [ set-default-shape cows "cow"
4 A4 B8 u, T& T. L ask patch 0 1 [ sprout-dogs 1 ]
( Q. h( y. D$ X2 }& ? ask patch 0 0 [ sprout-cats 1 ]
3 F7 C! o d' h" s5 x+ A ask patch 0 -1 [ sprout-cows 1 ]
- m w: \. K2 Y# q) c# J Send
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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:
% _6 f% [* C' H7 d, H1 `% w$ Jerror while observer running SET-DEFAULT-SHAPE in procedure SETUP# @% r/ ]) S, p
"dog" is not a currently defined turtle shape a; d5 P. r+ B* \. C' u( x
(halted running of setup)9 {9 R l( O5 z9 A: V6 b5 H
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: f9 O6 X) q4 q. J. Y1 h U我用的版本是4.0.4 请大虾们指教下。thanks! |
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