var i:real
' z! G) B2 R& x! X& R( ?3 e9 M/ B3 Qi:=z_uniform(1,0,1)
# p, g" J) y5 \1 Z% g@.createattr("type","string")" F5 t( I) {9 V7 G' I6 s( B0 v
if i<0.2
% r, X" d5 x7 ^5 c4 j) W @.type:="red"
! f# Q; T$ R6 `1 m5 {- o1 |9 S- R; L PartRecord["Number",1]+=1; x# P3 O. C: S' J) t2 r* H$ W
elseif i<=0.5 and i>=0.2
1 W3 g+ L/ r' _( K4 m9 U @.type:="green"" a( H8 ~9 L2 P2 V
PartRecord["Number",2]+=1
* w9 C% b3 F( k) M: velse + Y; i* p0 @7 v$ Q
@.type:="blue"; }+ D8 l1 J5 P a, A
PartRecord["Number",3]+=1
+ K3 v3 j& L, bend
- `! {* i5 u! d, C+ v* d
3 y/ }) H) ~+ Y7 B5 L6 i& WdeleteMovables
% F! Y( {3 Z' H) h% f5 oPartRecord.delete({2,1}..{2,3})
* J) C/ m, A7 d$ s2 [ x) M这是对的 |