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我的程序如下:1 [2 O) m% I% _
breed [dogs dog]
2 h" J8 V" X9 j `4 @breed [cats cat], M- T8 M8 o n. c% B8 [
breed [cows cow]
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7 m) y2 A! Z5 Zto setup
: X2 y b! [! o, T. u5 A7 U& d2 E clear-all* D: G Z$ h. G+ k
set-default-shape dogs "dog". T S, u$ d- q; U5 c2 S
set-default-shape cats "cat"
$ [" ~ o0 F2 S; V. K8 v set-default-shape cows "cow"
8 I& `/ Y) m3 q; u; F ask patch 0 1 [ sprout-dogs 1 ]
( I* k2 E s& Q: j4 ]6 k ask patch 0 0 [ sprout-cats 1 ]
+ o% ?5 W5 a5 G+ ?" b ask patch 0 -1 [ sprout-cows 1 ]
; D8 r* V% g+ Eend
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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:% P, m. f0 M$ n7 U& S; Z& _
error while observer running SET-DEFAULT-SHAPE in procedure SETUP
' h/ N; O: A2 y K$ `6 D9 f4 R; A"dog" is not a currently defined turtle shape5 V% |8 p* ~5 a3 ~& V6 _) C
(halted running of setup)
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我用的版本是4.0.4 请大虾们指教下。thanks! |
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