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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
* `. E5 X. ]1 E, }! Rto make-turtles
0 r7 b& Q( U, ?1 S4 z9 ~+ o ask patch 0 0 [/ w' h2 K3 E. Y
create-initial-turtles num-random-min "random-min" violet& W* Y: n9 m) P% }; @" {: T
create-initial-turtles num-random "random" brown
* i8 [% j' Q% J create-initial-turtles num-random-away "random-away" pink& l7 p$ }. X* U B( [0 K
create-initial-turtles num-open-min "open-min" blue/ [" A2 K2 O; }7 @
create-initial-turtles num-open-min-max "open-min-max" orange ]
" T: g+ S' J' W set-common-variables( C) `, F; x v/ Q3 P3 o
end! {9 S, L! I+ O) ?5 t. r# X" Y
" m: A) m& F- c0 y. n7 M/ Zto create-initial-turtles [n turtle-rule turtle-color]
+ q! B$ H8 B6 ]# ~$ z$ h ask n-of n (patches in-radius initial-radius with [not any? turtles-here])
* I! V, ]$ T, r" E# D2 F5 E [ sprout 1* B. ~' t3 M1 j5 S6 Z
[ set rule turtle-rule
8 w( o# q% j9 I0 \* i, T# A! C1 R! A- K set color turtle-color ] ]
' n2 e" Q7 m6 T! G3 L6 P" \# {end
$ ^) c5 }5 G: X) @) r# C P# s0 ?/ _: c) Y y
[ 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
