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我的程序如下：2 |- D6 N4 D' |/ S) R/ m
breed [dogs dog]3 L1 o* K, Z4 A" c0 m, |
breed [cats cat]% I2 H9 }$ _) @1 M2 n( F
breed [cows cow]
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clear-all
. ~" w& o! M0 P3 K: N; e& s% \' Q set-default-shape dogs "dog"9 H5 T1 v& A [3 L7 H8 g
set-default-shape cats "cat"& _5 B# P: H) g8 w
set-default-shape cows "cow"
- N0 F- c# V8 v ask patch 0 1 [ sprout-dogs 1 ]: I: e. [1 j4 C) P% c4 w) A; A
ask patch 0 0 [ sprout-cats 1 ]
6 _& |( ^. c; u" P% ? ask patch 0 -1 [ sprout-cows 1 ]
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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：- j7 f; i% [/ ?# v; X8 W: c
error while observer running SET-DEFAULT-SHAPE in procedure SETUP
) m& I9 ?- t0 K1 x: H& P6 |"dog" is not a currently defined turtle shape& A6 x& L5 ^' c& V" H# v/ E/ ]
(halted running of setup)9 P/ G% U( x1 u" y6 m! F
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& \5 L& c0 n% w5 c. [" w5 k: x我用的版本是4.0.4 请大虾们指教下。thanks！ |
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发表于 2009-11-18 10:33:10
