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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  6 U  n% m$ j2 D" [' i" Y to make-turtles1 X$ B* c/ K9 [" j/ q! F
 ask patch 0 0 [, ~; D. O/ W/ v0 @
 create-initial-turtles num-random-min   "random-min"   violet
 ) a! m; o* @  M- x! r' g& C      create-initial-turtles num-random       "random"       brown
 : }( v) E8 W9 U7 b2 S. h7 @      create-initial-turtles num-random-away  "random-away"  pink$ V# N5 ^$ E8 W( d* e1 z
 create-initial-turtles num-open-min     "open-min"     blue
 9 i9 g. i5 W$ `; V- e, h      create-initial-turtles num-open-min-max "open-min-max" orange ]
 , C8 x- b+ T& j, _. O  set-common-variables
 5 c0 y" h- n% V# R8 iend
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 & Z. [1 S* w& x+ Y. f2 j* \) Y8 X7 Oto create-initial-turtles [n turtle-rule turtle-color]. |$ ?6 N) g3 z1 L- J7 Z8 n
 ask n-of n (patches in-radius initial-radius with [not any? turtles-here])
 $ ?8 @: P1 M9 r  [ sprout 1
 2 h. a/ g. ?) l9 o3 d    [ set rule turtle-rule
 % q/ P! _$ s5 k- q      set color turtle-color ] ]
 - z6 v; D8 N# z$ @# Bend
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 [ 本帖最后由 etamina 于 2008-4-30 13:05 编辑 ]
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