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我的程序如下：
+ C' n, ~' w& g. h% Kbreed [dogs dog]
% k2 s' i7 a% g0 K+ F' Kbreed [cats cat]# I5 B) F: Y q5 q x$ p, Z8 d
breed [cows cow]+ D5 q8 [6 Z2 E) O
9 G1 Q1 R* _- Z7 R! U- \to setup
& m' Z+ D4 N4 Q! {& ~ clear-all' u0 i1 w6 p; t% `9 z% a2 m
set-default-shape dogs "dog"
8 o8 k# A% X" p set-default-shape cats "cat"! M) |$ ~" { P( c! D
set-default-shape cows "cow"0 W" t/ s# o! e: R! e. g
ask patch 0 1 [ sprout-dogs 1 ]
9 D3 M, `, {: @/ Z0 v0 ^+ H/ s ask patch 0 0 [ sprout-cats 1 ]
& b' {, ]! Y) K. M- P ask patch 0 -1 [ sprout-cows 1 ]
7 R1 P7 L& K# Nend
# U; j: c w; Z% A: j: Y, ~3 K1 y4 n" y( K5 u$ T0 Q: V' ]
- w9 z7 B- p% n, w4 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：5 P8 T* v4 F1 ]& d0 z2 y* ~1 [
error while observer running SET-DEFAULT-SHAPE in procedure SETUP; E8 F( q4 w7 o) v
"dog" is not a currently defined turtle shape9 w5 X" b ?+ x8 |
(halted running of setup)+ x# V& n' N5 ]% | Y2 o6 A
2 N. Q# G! K4 ]) \1 v0 B6 Z6 K
/ e5 w/ f5 p' w$ @5 x5 H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
