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我的程序如下:3 N$ K, w, T J: }1 r4 u: l" O9 j
breed [dogs dog]. q5 @& q- f7 V+ Z8 `4 V9 h6 p0 ~
breed [cats cat]) c/ ^6 A: K7 V' l# p& U, D
breed [cows cow]
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to setup% x* O3 K- b9 _. Q8 n5 N
clear-all
& {" O) A7 x# ]( ^ set-default-shape dogs "dog"
" v+ O& L* E5 c( K$ T set-default-shape cats "cat"
" d8 S' M. }! M: B set-default-shape cows "cow". q8 l2 ?; ^: R* d. g7 Z8 g
ask patch 0 1 [ sprout-dogs 1 ]) o" R- j, N0 W
ask patch 0 0 [ sprout-cats 1 ]
6 l$ @! v$ b4 E ask patch 0 -1 [ sprout-cows 1 ]2 D7 R' {, Q5 X5 O) F# }% w$ X
end
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# e r! \! z/ S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:
. g Y* O( S) n* Aerror while observer running SET-DEFAULT-SHAPE in procedure SETUP! n/ S! @5 X, Q5 {" r3 M
"dog" is not a currently defined turtle shape/ k4 ~; @1 T$ R
(halted running of setup)' \/ k: ~$ m( r; S; \$ q
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* ^, O7 R) [) u, s( z* E我用的版本是4.0.4 请大虾们指教下。thanks! |
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