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我的程序如下:1 x* x$ {# O* z, f( {; Q; _) C
breed [dogs dog]& V0 Y; p7 e& v( ~9 L; j
breed [cats cat]
, T/ t$ q/ l$ p) K4 L( [) W. f$ Wbreed [cows cow]! ~0 c2 ~, R" U& ^% A
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to setup) ^. v+ m. T2 H; @- M
clear-all2 X: @% ?! h; w* `. R0 q
set-default-shape dogs "dog"7 }( u9 ~& |! h2 ~6 f* B
set-default-shape cats "cat"
( n$ k d$ e1 G, L3 g set-default-shape cows "cow"$ Z C, p2 H6 E+ ?( u; n
ask patch 0 1 [ sprout-dogs 1 ]* |9 }, H# k+ n' ~- I* w( I7 c* f
ask patch 0 0 [ sprout-cats 1 ]8 G; h. h/ ]; z+ q. e
ask patch 0 -1 [ sprout-cows 1 ]. a& ]) m- I6 J8 L0 G/ m+ a) X7 _
end, T5 }3 [! K& Z/ B0 F4 A
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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:
) @; S; e" b: Q- S3 Ierror while observer running SET-DEFAULT-SHAPE in procedure SETUP
# l8 r; F: M( j. ^: G7 _* l/ F"dog" is not a currently defined turtle shape
1 o& N5 n" R$ g$ A(halted running of setup)
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! t' l! _: X- a, q) K. ^' w我用的版本是4.0.4 请大虾们指教下。thanks! |
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