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在这段代码中我设定了一个stopped?变量,初始状态设为false 。运行过程不能输出stopped?为true 。始终为false+ v Z$ k* J; w# D
to go7 s- \0 c; E. H0 R: N. ?$ l
if not any? turtles with [not stopped? ] [ stop ]
/ X8 O7 u; _8 Zask turtles with [remainder who 5 = 0] [; Q2 L& B$ D+ T$ t* @. @# C
set close-mates (turtles with [self != myself])with[* ^/ q; P, Y" Q, N9 |
(abs(xcor -(xcor-of myself)) < X-Dist + Wid ) 4 I! v. {, {5 L5 N9 a
and (abs(ycor -(ycor-of myself)) < Y-Dist + Dep ) 0 j+ P9 k1 h3 F+ B& v5 Z
and remainder who 5 = 0
* m" _. Y- m8 Q( k8 h] 4 A7 x; S3 [& k& {1 E* o9 n
ifelse any? close-mates L/ |9 X2 q" z# B, B
[ b1 u2 X) ]4 w: i' c& y( \0 g
set closest-one min-one-of (close-mates with[self != myself] )[distance myself]
% l( P& e7 h# t2 U7 g0 [* F9 zface closest-one4 I# u+ D$ `* E2 L/ N
rt 1809 j% K/ f* i, P% f U
fd random-float step-size
' j6 e/ ?7 M" {avoid-walls
2 Q/ u4 P2 ?/ L/ l* m1 L5 b2 f lset stopped? false]2 z4 j" w+ Y& f5 J. L
[set stopped? true]
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