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我的程序如下:, O; ?% u7 Z" G. t
breed [dogs dog]2 ?. h2 f8 \- J2 b
breed [cats cat]1 j$ s4 n* } ?* G% b
breed [cows cow]: G# v( p6 i! U4 h: E! S
0 Y2 h, ^& } S' J) ^3 T% ?1 Uto setup) M' h/ ^+ B( \4 B5 a! C7 s5 N1 O$ E
clear-all1 u, V1 w6 U, A: i1 ?! j ?! R
set-default-shape dogs "dog"
6 u; \8 N& [9 @4 k+ M set-default-shape cats "cat"3 q) O- J5 Q0 e1 \. G2 d3 r$ d
set-default-shape cows "cow", w; q( S- l( l* y
ask patch 0 1 [ sprout-dogs 1 ]* k, R, C0 F: l0 ^
ask patch 0 0 [ sprout-cats 1 ]
; u1 U) x: R5 ]* K* g( S ask patch 0 -1 [ sprout-cows 1 ]/ K$ ]; i# ]0 t# s
end
% d% ` p! }' Z! y' ~7 V+ f; X& F4 h) Q! T
+ \$ [/ g1 y# m2 z3 G2 T. A* ?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:
- [1 V9 y3 | L) t6 k% oerror while observer running SET-DEFAULT-SHAPE in procedure SETUP/ [8 { _% Q' @- T+ v
"dog" is not a currently defined turtle shape
2 O0 B. C% \6 F5 g+ B" f% M6 Q/ w2 X(halted running of setup)
x1 W5 r, b1 C$ `6 ?; v7 q8 I$ {* Z8 [# R7 x
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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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