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我的程序如下:3 X7 H+ K& O8 Z
breed [dogs dog]
( V; \$ ~8 K8 ?2 i* Y! nbreed [cats cat]
( J6 u1 N6 z" ^" W; _$ D( H& fbreed [cows cow]
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to setup( r9 W% y9 p' h1 h
clear-all
n+ c9 U4 K3 h S4 q) y& L2 J4 A! } set-default-shape dogs "dog"3 ?/ A( B& w$ O
set-default-shape cats "cat"
9 }( P8 d- @! j# u- o; ~ set-default-shape cows "cow"
& d+ m d# t; V1 Z ask patch 0 1 [ sprout-dogs 1 ]) q8 I6 o% B& i7 e* s5 q
ask patch 0 0 [ sprout-cats 1 ]
' j& K" b; s/ j# D, n4 D6 O ask patch 0 -1 [ sprout-cows 1 ]' f; p/ o3 y) M9 H; ^) p- @$ U
end
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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:
- U8 F/ o- T% D! w4 h/ o& @7 C% merror while observer running SET-DEFAULT-SHAPE in procedure SETUP7 d+ v/ K0 I! N2 e% m6 E
"dog" is not a currently defined turtle shape
& z( _' W4 g8 y/ c5 C; R(halted running of setup)
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! }2 B4 r7 g7 N我用的版本是4.0.4 请大虾们指教下。thanks! |
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