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我的程序如下：
1 r8 a% r* g b- Z% j, }/ Jbreed [dogs dog]5 j0 }" a& E/ n- ~9 @
breed [cats cat]: A# e% R+ a3 M
breed [cows cow]+ d9 [, d0 G% s+ N' n/ q
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to setup# }8 @3 [3 d, Z& x7 {. ?0 ^* ^
clear-all! R$ g: A. I" o. {
set-default-shape dogs "dog"! M+ q: q- M, P
set-default-shape cats "cat"9 A2 s" ]9 m! g2 Y
set-default-shape cows "cow"0 `& w9 D; S4 H; Q/ F1 I) \% E0 c
ask patch 0 1 [ sprout-dogs 1 ]
- @" d* c! h$ w+ X6 H ask patch 0 0 [ sprout-cats 1 ]
& C* v5 l ~1 I2 f, T3 m I- V9 n ask patch 0 -1 [ sprout-cows 1 ]: d5 T5 h0 g4 C3 H* B* |4 b5 D
end
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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：( A2 E4 ]& m, d! Q, l, z
error while observer running SET-DEFAULT-SHAPE in procedure SETUP
7 i& l- C6 O0 ~# U' v1 a" q; L8 ~"dog" is not a currently defined turtle shape% `4 z/ `- c8 P; H
(halted running of setup)' {3 D! a' c" ?6 H' h5 y. R
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6 S3 o8 z7 B6 i. r3 f2 {& }$ }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
