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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
9 L3 Q5 @& F" M: e4 {& gto make-turtles
7 {1 ~" \" k' ]; \1 L) { ask patch 0 0 [
4 B- C) C5 d T, ~ create-initial-turtles num-random-min "random-min" violet$ \2 w; l" c7 a0 b- Z
create-initial-turtles num-random "random" brown
1 y, ^- m+ f% e create-initial-turtles num-random-away "random-away" pink. y2 J1 d2 s1 z3 m4 j1 Q% C) u
create-initial-turtles num-open-min "open-min" blue4 l; G9 H" J) L/ u) ~3 L9 F" X
create-initial-turtles num-open-min-max "open-min-max" orange ]
, P! \% \; x" d& ]9 { p6 ]9 @ set-common-variables7 D# t3 h* _% {/ ?
end
; h/ y0 [4 H( c# v7 D
& d: `( m6 _" h* x& L! d, ~( Pto create-initial-turtles [n turtle-rule turtle-color]
. m# [; [) c! B* @0 k8 }1 g- a ask n-of n (patches in-radius initial-radius with [not any? turtles-here])
0 B/ \; h8 y3 Z/ U' A2 f [ sprout 1
- X5 v. ~" u6 d8 u [ set rule turtle-rule' d- u* G3 y; o j- J
set color turtle-color ] ]
0 b/ a4 f2 X+ @& R' ]5 Rend
2 d. Z( `& R8 `! ^
8 i8 H+ j( F+ a! l9 m1 l& R[ 本帖最后由 etamina 于 2008-4-30 13:05 编辑 ] |
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