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我的程序如下:
3 Y Y# Y, b0 F5 { |breed [dogs dog]
. |. w2 y$ n3 h' i8 `4 W j/ }, U8 sbreed [cats cat]
+ l8 v$ t. b; o1 `2 ? Zbreed [cows cow]
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to setup
+ C% S5 M# v' m$ ` w clear-all
4 a5 I) y. \. Q z2 m8 Z: ` set-default-shape dogs "dog"
" l4 x% g; Z- v4 d$ I7 ~ set-default-shape cats "cat"2 J- x% p5 q8 S1 q2 H1 u: f
set-default-shape cows "cow"
2 q8 x8 k" f) v" J+ R4 D ask patch 0 1 [ sprout-dogs 1 ]& Y' e) U2 V) a' O0 [, `; g
ask patch 0 0 [ sprout-cats 1 ]6 O- M2 U" T# _1 X0 j3 p+ [
ask patch 0 -1 [ sprout-cows 1 ]: {) e6 i+ d* _* b
end7 ~' G0 q1 S9 ` S# ]! V' l6 T
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) v8 y: p8 N0 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:
1 h1 b* E$ s- ^+ Z7 zerror while observer running SET-DEFAULT-SHAPE in procedure SETUP' G( F0 w1 ?2 E& A: c
"dog" is not a currently defined turtle shape
, Z. H& D1 O9 \! X# e0 |(halted running of setup)" \7 E1 J5 @" U- X1 U* @( n+ m
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) G% B# O; B3 \我用的版本是4.0.4 请大虾们指教下。thanks! |
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