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我的程序如下:: D5 V+ Y4 q! H* S: B
breed [dogs dog]
6 R$ n. |* N& L1 vbreed [cats cat]
+ B! Q, K; @( T# h' I8 A$ s$ ?breed [cows cow]! ~) v) f+ J/ l+ K# L' Y1 Y
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to setup
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set-default-shape dogs "dog"
4 J0 G1 P* J9 N. b set-default-shape cats "cat". s# V) v3 S8 c' o! u( m+ g! ~
set-default-shape cows "cow"
/ p4 ?* S$ U/ L ask patch 0 1 [ sprout-dogs 1 ]1 I9 `# d3 g$ n+ R
ask patch 0 0 [ sprout-cats 1 ]
( {$ ?! _6 `( `) ^/ N% f( ~% N# k ask patch 0 -1 [ sprout-cows 1 ]5 B% \1 k6 W/ j4 x" O5 d, i) Q; G
end
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- t" b- c: J! \6 e$ Z \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:
* l* Y8 W, b; X, o" j+ Gerror while observer running SET-DEFAULT-SHAPE in procedure SETUP
5 v, m% ~2 ]" a$ v# K"dog" is not a currently defined turtle shape
0 d: M9 j/ p% t* n. ~8 ]6 v(halted running of setup)
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我用的版本是4.0.4 请大虾们指教下。thanks! |
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