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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
, l6 D8 F6 F. w/ e4 Bto make-turtles
! T% e( n3 Y. t! b ask patch 0 0 [) }9 U, ?7 K3 t5 ?" [
create-initial-turtles num-random-min "random-min" violet" i; m+ b3 }8 y+ M7 h X; V
create-initial-turtles num-random "random" brown% S1 F I" N- h/ K) j2 ] k
create-initial-turtles num-random-away "random-away" pink
" F2 ^ A; J2 b: O create-initial-turtles num-open-min "open-min" blue
9 p8 P: `. _: n create-initial-turtles num-open-min-max "open-min-max" orange ]
+ \6 x, c3 H( c* ^ set-common-variables
' r' G* k5 k1 F2 a) Z$ I9 Iend6 s' ~0 Y5 j! ?. ~7 ?
+ {6 W% B! F9 r2 nto create-initial-turtles [n turtle-rule turtle-color]/ j% i( z# A4 P5 R* W# b: j
ask n-of n (patches in-radius initial-radius with [not any? turtles-here])' U) G) E( `3 A' {! Q7 u T* \
[ sprout 1
3 |+ E; \8 l4 w$ K( d9 ]7 | [ set rule turtle-rule
3 B5 Z y; ]1 s2 R set color turtle-color ] ]
6 S4 P- I3 B! O* ]' ^7 `end
; P' Q- v) F6 B) m) ^3 O8 s7 [& i
7 f3 s- s1 I' h[ 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
