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我的程序如下：3 X* p7 h% q4 `
breed [dogs dog]
( C J0 s z' Wbreed [cats cat]
' [# U% O0 g( M1 s& ?1 \- J# [' Fbreed [cows cow]% d1 T7 I4 k# S: Y- C) n* {4 L
# D7 @( f; ~6 _, f) fto setup
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set-default-shape dogs "dog"1 n: O& E0 J1 [; U) S) f
set-default-shape cats "cat"7 Q3 ?1 y2 X1 h7 `
set-default-shape cows "cow"
$ H2 A: D6 |2 l/ Q& X6 b; L7 o* Q ask patch 0 1 [ sprout-dogs 1 ]
7 Z+ P6 |$ n3 l/ s ask patch 0 0 [ sprout-cats 1 ]
+ X+ }5 \+ y; d5 _) h( R. O0 d7 [2 i ask patch 0 -1 [ sprout-cows 1 ]# u, @6 I- ?' w7 N" R. y m0 ]2 q
end
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* U6 q4 H! k# R+ |9 ^. z) @$ ~, {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：# `% \8 G1 y% W/ i
error while observer running SET-DEFAULT-SHAPE in procedure SETUP
. @. U0 q* R5 X"dog" is not a currently defined turtle shape# T; `1 x3 W* f7 A" ~
(halted running of setup)4 I& {+ c1 e* q) J; b" B2 E
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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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发表于 2009-11-18 10:33:10
