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我的程序如下:% |5 [+ k8 j9 z) _9 R7 s- ~, U7 `
breed [dogs dog]
- w* r; w, K+ ?, i/ ^8 l5 J, cbreed [cats cat]3 X ?3 W+ u& r' J* {/ b7 [& H: R
breed [cows cow]: B7 F/ b, b/ N L" W
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to setup
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set-default-shape dogs "dog"; w9 u( ?/ v/ E+ `5 _8 M
set-default-shape cats "cat"
, W' ]" s* F( ?! N ^ set-default-shape cows "cow"
( I# H O% [4 }1 @; R* }2 J3 O! ] ask patch 0 1 [ sprout-dogs 1 ]& s7 U B* p" S) _) Q2 W
ask patch 0 0 [ sprout-cats 1 ]
; ?. M2 l( t6 `" j+ n ask patch 0 -1 [ sprout-cows 1 ]$ _% E& V" l, f$ x# g' l
end' c* j2 p5 `# `. j- l2 F
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. I( l* O& y. o; U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:- Z# ]- f2 ~7 j9 z6 m4 k, g
error while observer running SET-DEFAULT-SHAPE in procedure SETUP
$ g3 y' Y% F; ["dog" is not a currently defined turtle shape
% G* t5 x2 `! u; e- N2 W(halted running of setup)
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# d1 w1 w/ t. L2 g# A) V- |% M D我用的版本是4.0.4 请大虾们指教下。thanks! |
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