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我的程序如下：: m/ P( a" s8 ~% o/ v
breed [dogs dog]. W$ L. R, {/ N% }
breed [cats cat]
3 Q% b. B+ ~* U7 \breed [cows cow]
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% P# U1 l. y# xto setup
. h/ W v$ t7 P- D clear-all6 |3 Y' H/ s3 t# }
set-default-shape dogs "dog") `' N7 F4 n) P+ r" ~ [7 w
set-default-shape cats "cat"
: w$ t4 ~0 Q/ h7 H h6 ~1 O set-default-shape cows "cow"
( c: V) h) L, W0 n3 ^. P ask patch 0 1 [ sprout-dogs 1 ]
. A+ s, N: B" s! q( b ask patch 0 0 [ sprout-cats 1 ]
( }; E! @, I4 X8 c5 U6 ] ask patch 0 -1 [ sprout-cows 1 ]
. G1 ?, \: V! V; s. F4 ~1 S; rend
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) K3 L$ |: A2 g1 H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：
- T/ ^3 M0 ]' T+ A& E! \0 Berror while observer running SET-DEFAULT-SHAPE in procedure SETUP- r7 r& {9 l3 d, Y% E
"dog" is not a currently defined turtle shape0 x5 m2 X1 e0 W3 b- }( L5 ?) [
(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
