var i:real
3 ?$ K: M' t3 j1 L, |4 l1 W2 Ji:=z_uniform(1,0,1)
, w' m# F. R1 b1 d# G@.createattr("type","string")" r! y- w, M0 {; C0 _4 Y
if i<0.2
/ v a3 R% B+ s2 @4 K# Z, F" q @.type:="red"
7 i. E% b' g7 @+ a& z5 \5 o PartRecord["Number",1]+=1/ E# u$ r! r- T, q8 R0 g1 Z# A- s
elseif i<=0.5 and i>=0.2. ?* \. M" p/ l ^7 s, r
@.type:="green"1 V7 e% u( [& P
PartRecord["Number",2]+=1" ] \7 l5 M% P- _# G3 Z5 B2 S# |
else
9 c+ B/ V$ c4 E8 Q: G* F/ h @.type:="blue"
+ l- H6 w( [! K# C5 l) E PartRecord["Number",3]+=1( ~/ O, d3 g* [' U/ ~1 B' ^
end
* j- o6 m w4 {- t: Y- V/ T0 Y% m- b2 l) d1 R/ b
deleteMovables
" n, P! P5 \+ L" @2 YPartRecord.delete({2,1}..{2,3})
7 H5 S9 u! m( n# U8 `6 \这是对的 |