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我的程序如下：
" F$ d3 l# A) a; s7 Q1 Gbreed [dogs dog]- \$ ]& L* G4 R! G$ a% q8 {4 v
breed [cats cat]! K9 b2 v% x; }8 J
breed [cows cow]+ C- C) K# j: I; ^) E- y3 ?
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to setup( t% Q p0 t6 ]9 h2 e* o
clear-all" O: d6 B2 q) C& y4 C# b& K
set-default-shape dogs "dog"% R' n3 y, ^% Y _1 `, ]: V
set-default-shape cats "cat"8 U+ H& A2 ^( ~5 |9 ]8 a
set-default-shape cows "cow"9 N$ U1 e8 c% ^/ w# c/ u, i
ask patch 0 1 [ sprout-dogs 1 ]
& j9 G# Q/ a1 W. t) i ask patch 0 0 [ sprout-cats 1 ]
- ^6 q5 v) R! M4 _' k ask patch 0 -1 [ sprout-cows 1 ]
! J- \, E) H3 s: |4 Pend
# A1 G/ t1 @- Y
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$ E, r2 o$ t& \9 m9 L! p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：
' X" A/ o, ^( j- Aerror while observer running SET-DEFAULT-SHAPE in procedure SETUP
8 [, `# z/ h. z& r5 p4 x"dog" is not a currently defined turtle shape
6 ^+ _9 n2 `; `, l3 I0 V1 b7 h(halted running of setup)
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$ U0 B8 y) G, k" k \* t' _! `7 {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
