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我的程序如下：
( I& }: N3 n" Q2 `1 U3 L. ~' v. Zbreed [dogs dog]* W4 a4 F A4 H, e! W
breed [cats cat]5 f. J ]+ t/ K' w# q3 c
breed [cows cow]
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to setup
8 \/ Y' L4 y5 E7 @9 \ clear-all6 T5 I! N% |; a5 g" X: Q& ~/ Z. j
set-default-shape dogs "dog"
) T- G4 u. K* r& f4 L set-default-shape cats "cat"
4 h8 F$ N+ V/ r' ], Q' J( p7 @ set-default-shape cows "cow"4 T2 c" B$ M* ?" C8 d
ask patch 0 1 [ sprout-dogs 1 ]
* ~- f% F* _/ X2 Y5 X4 q! c5 x; f: B ask patch 0 0 [ sprout-cats 1 ]5 d% o0 x [2 c. {
ask patch 0 -1 [ sprout-cows 1 ]
* F5 K B$ A3 P9 J* S" y( Nend
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# H% S% P, a" l1 B3 v, g0 I2 b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：
9 ~+ t7 E) M0 Q" Xerror while observer running SET-DEFAULT-SHAPE in procedure SETUP7 e) ^! @! J% N$ b
"dog" is not a currently defined turtle shape" j/ H" a5 g9 [ @6 v' Q$ u# k
(halted running of setup)- r! K) ~! l7 J# I+ \
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% K2 v w' f) k2 z# u# J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
