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5仿真币
下面的语句中ask patch和create-initial-turtles 后面接的[ ]中的语句是什么含义，其中非原语的都是定义的全局或者外部变量。语法有点奇怪，谁能帮我解释一下吗？多谢
' a9 b* w2 Z- `* Nto make-turtles; i1 s5 U! L @9 n
ask patch 0 0 [
7 L" v% q8 _) s) t- G create-initial-turtles num-random-min "random-min" violet$ Q! f' b9 b; }( S$ k$ p
create-initial-turtles num-random "random" brown, I1 H" O6 a# n
create-initial-turtles num-random-away "random-away" pink* h) n* X6 x7 q9 t2 b
create-initial-turtles num-open-min "open-min" blue \6 [4 t) s2 }- J/ n) [
create-initial-turtles num-open-min-max "open-min-max" orange ]
0 ]0 l2 J( Y8 A N1 R" M set-common-variables
# F, E4 R7 W6 B( rend7 b0 r7 _5 q S# h% W- r/ H9 J
) d$ B* Z* [9 }+ zto create-initial-turtles [n turtle-rule turtle-color]$ P% p0 u( R# D; F+ u
ask n-of n (patches in-radius initial-radius with [not any? turtles-here])
1 i# z" E4 O& {6 y* e [ sprout 1) i+ D" c) x5 ?9 P" T$ x, Z8 @/ o
[ set rule turtle-rule; x' M/ z! E9 j: b2 D
set color turtle-color ] ]
9 T$ i' T1 j5 G5 e8 l2 e$ vend- Z0 H5 a* f5 W$ p2 I3 L. Z
1 d* w! ^7 `- `% L# c[ 本帖最后由 etamina 于 2008-4-30 13:05 编辑 ] |
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发表于 2008-4-30 10:05:49
