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我的程序如下:
9 W m# Q+ o7 V. v) N L) @9 Mbreed [dogs dog]
# g. |' E# W* p5 |9 ^breed [cats cat]
, g) |( m0 x, i4 `breed [cows cow]( d T1 x! n2 {- k; Q
0 F- o% b) b8 V7 \: r! b8 Oto setup w# T( _2 Q. D. Q
clear-all
& F7 U0 U7 d6 L set-default-shape dogs "dog"/ \+ m ^5 r) W5 | T0 E! D
set-default-shape cats "cat"
1 [6 ~' X! d3 c0 Q set-default-shape cows "cow"
( O% C4 f; S5 k* v: N ask patch 0 1 [ sprout-dogs 1 ]0 D; W% F7 ^- V3 o$ Q9 ?
ask patch 0 0 [ sprout-cats 1 ]
0 [, m% o* u. _, F f3 r4 w ask patch 0 -1 [ sprout-cows 1 ] b* E6 D3 ?( \6 b/ t* D% N
end0 F) L6 V2 w3 S, G
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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:9 b9 A7 |* @% |% c
error while observer running SET-DEFAULT-SHAPE in procedure SETUP
) e/ q: Y4 Q% o3 |"dog" is not a currently defined turtle shape. R9 D Y/ O& y7 R$ L$ {$ ~* _
(halted running of setup)) Z! m+ E4 F# z& J% b6 D" Q' m
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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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