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我的程序如下:! u! S4 L1 X2 i' W, C I5 g3 a2 p
breed [dogs dog]
$ B' C( x! O) O! Y2 W# jbreed [cats cat]
. w' B: i( M2 _. Gbreed [cows cow]
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; x! [& B" g8 C) f7 A% }to setup( ^7 g3 W, w: b) I3 \
clear-all6 l7 x- U4 c* Z
set-default-shape dogs "dog": v: Y7 u$ w3 U0 }5 j4 Q# e
set-default-shape cats "cat"6 v0 {# L1 k2 n
set-default-shape cows "cow"/ K( a& Z3 d8 n+ A2 a
ask patch 0 1 [ sprout-dogs 1 ]
$ `1 @* d. ?1 z& k9 D# _ ask patch 0 0 [ sprout-cats 1 ]
! ^) u- ?7 o4 r6 q3 d5 V- j' c ask patch 0 -1 [ sprout-cows 1 ]
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! H' v0 r2 D. Q$ G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:
; [" y2 b3 t5 o. p) ~# rerror while observer running SET-DEFAULT-SHAPE in procedure SETUP2 _$ o$ h ^) z
"dog" is not a currently defined turtle shape
5 e$ t: z; ^: P9 d K0 ?! a: _(halted running of setup). x! V, ~6 }+ |, s+ y3 H' D
# `2 | x/ x: w j6 B+ C
0 R: I3 ?2 `0 p5 |我用的版本是4.0.4 请大虾们指教下。thanks! |
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