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我的程序如下:* E1 _$ h) J1 J: V, B) i' v1 C& O3 f
breed [dogs dog]" U0 p: s; p5 W h. k
breed [cats cat]
+ U3 J$ D- u2 g2 u, G' S5 o, K. Gbreed [cows cow]
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6 B+ R4 A9 w8 h4 ?, }0 i. I& Jto setup0 s; A8 b/ ]- J/ V: \- d
clear-all
) j8 }3 Y: L/ X' y set-default-shape dogs "dog"" ]6 T1 A$ f, {) r: g/ I/ f) x
set-default-shape cats "cat"
6 ]- y" R1 o+ t/ c3 _% `$ d9 s set-default-shape cows "cow"
! p. v1 p. n& p! D( j ask patch 0 1 [ sprout-dogs 1 ]
3 p( W! x* \( i" B; _; q& g/ _ ask patch 0 0 [ sprout-cats 1 ]" a! ~7 O! W& \$ y. O5 D
ask patch 0 -1 [ sprout-cows 1 ]
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; B* f, I1 I) s2 w5 U7 }4 Y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:
. W2 j2 F0 u3 U) Kerror while observer running SET-DEFAULT-SHAPE in procedure SETUP3 O8 V" A5 R$ `( l% y
"dog" is not a currently defined turtle shape. O) o! h: a; L, ]
(halted running of setup)9 j$ t `% I6 f* h' v
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' q! H, @+ m; i- C: h8 v$ z; b我用的版本是4.0.4 请大虾们指教下。thanks! |
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