var i:real
, V( M6 f0 E7 w! \i:=z_uniform(1,0,1)% w9 y; n2 \3 ?2 S! @
@.createattr("type","string")( A$ `* H9 c/ a4 D0 z7 Y4 q
if i<0.2 s9 C1 ?9 \/ j. R% b
@.type:="red"
" i" Z5 ^8 \% K/ K1 ^6 f4 A+ T PartRecord["Number",1]+=1
~4 R7 _, v7 Melseif i<=0.5 and i>=0.2
& o4 F- s' G2 f" U @.type:="green"3 L9 w) m7 i* U; M- p
PartRecord["Number",2]+=1
" \5 `5 G9 P& v( _7 c% _* Delse 4 g9 g4 l8 `4 ~8 ? z+ y, o
@.type:="blue"
9 Q# {7 P2 K% a! N0 Q PartRecord["Number",3]+=1
2 k( _% ^) _. p: R5 t# Z9 A+ `1 send6 T/ {. \+ h3 e$ y
$ Q) G4 e- b( `6 HdeleteMovables
$ ~" K: ~1 U/ V2 L& V: ^1 F, zPartRecord.delete({2,1}..{2,3})9 R7 |% P! `( m
这是对的 |