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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 7 B! c/ l( X6 L' ^; @% Y
to make-turtles L) _) V; k" ? H& r- C; r! `& t
ask patch 0 0 [
- H4 E( f& \8 `) d! i create-initial-turtles num-random-min "random-min" violet
P( F3 l7 {( V) g! ~; F create-initial-turtles num-random "random" brown
( O8 P# N5 {8 X4 i0 l+ E" @2 |- c5 { create-initial-turtles num-random-away "random-away" pink& @4 T) R' c# A: f8 Y$ c, N
create-initial-turtles num-open-min "open-min" blue# Q# T: M- `9 K1 m, f4 r y
create-initial-turtles num-open-min-max "open-min-max" orange ]* r" j4 q( @5 t# M
set-common-variables
/ Z( d( K+ v5 y5 _* lend, C3 ~$ q! t- S$ ?* L' C- t' a
2 q w* o% Z" Nto create-initial-turtles [n turtle-rule turtle-color]
5 F, i: D+ j# S# y ask n-of n (patches in-radius initial-radius with [not any? turtles-here])8 w9 T/ P- s1 q) A
[ sprout 1
) L5 q) P' ]9 x, B [ set rule turtle-rule: v% }5 ?* ^( W; e4 l
set color turtle-color ] ]
9 S, h" e, Y* S% C; p2 e; ]end6 W, n' C: I: O h% b" c2 W
O3 q+ S% [* `5 X- X% w[ 本帖最后由 etamina 于 2008-4-30 13:05 编辑 ] |
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