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我的程序如下：9 N4 @3 {- k1 i3 c
breed [dogs dog]
' I W9 {2 R( y' [- L& |breed [cats cat]
: |# F$ {; {8 ]9 gbreed [cows cow]/ J1 @4 \& z6 V1 Y2 K' G
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to setup
j) N: N% b2 z clear-all
8 Z6 H3 m1 u* J: U" C' Z4 w- y set-default-shape dogs "dog"; k5 d& Z8 f3 N; \+ X* C! \5 {
set-default-shape cats "cat"
4 {/ v/ J. }" r' E7 a0 A. Y' f set-default-shape cows "cow"9 C2 x' |/ d2 X& V9 z- K" y3 t# W
ask patch 0 1 [ sprout-dogs 1 ]4 L1 Q6 a! l* J) B- r
ask patch 0 0 [ sprout-cats 1 ]
5 Y' P" F. U! {$ w& ^ ask patch 0 -1 [ sprout-cows 1 ]) t' x( U7 `- s: y/ h
end; h/ m: a5 g6 C
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- q& D0 U7 z! U3 W. [! d: j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： q; _% ~2 q( {. c; k- ~
error while observer running SET-DEFAULT-SHAPE in procedure SETUP4 U- U5 F7 ]7 ?# t" Q5 Q' d' C' D
"dog" is not a currently defined turtle shape
8 b2 w) `' Y9 }, X4 r(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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发表于 2009-11-18 10:33:10
