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我的程序如下:
' ?' G1 U, R* c2 w9 Kbreed [dogs dog]
" N% T3 H! [' @: V3 r/ e8 Z0 u$ Rbreed [cats cat]% Q5 ~. w* D" f
breed [cows cow]
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+ J8 u' z' R+ Eto setup
2 @6 I6 ~; ?% `1 k& C( M clear-all
: j3 c/ v/ p7 u set-default-shape dogs "dog"
2 y9 Q, z% s4 O) G set-default-shape cats "cat"
" y/ Q5 K# ?. L- ?4 Y set-default-shape cows "cow") q* k7 \# y% K* r! n1 F# I
ask patch 0 1 [ sprout-dogs 1 ]! p* f: j) H3 b) t
ask patch 0 0 [ sprout-cats 1 ]
0 \3 U F( K w& c ask patch 0 -1 [ sprout-cows 1 ]
7 }! }; G, `5 i1 v Oend
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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:. O G+ c( J! N& r4 s6 |+ ]
error while observer running SET-DEFAULT-SHAPE in procedure SETUP
- _% V( f; D) }: ?2 x- ]0 e6 K"dog" is not a currently defined turtle shape; G1 k* C* G1 V6 I+ @
(halted running of setup)' n e& X4 |8 r% X+ V6 k; Q8 y$ v
- { \ n0 D- J7 A1 }" H5 T) J
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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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