var i:real+ b! V$ O# h0 c2 { D+ c
i:=z_uniform(1,0,1)
8 u5 V# [* F1 ^' N! f; ]@.createattr("type","string")# `4 N1 W4 ?2 v% E0 z
if i<0.2
1 Y; y: N0 y: O" j d! e1 q @.type:="red"
. G+ j$ p6 c4 v' ^ PartRecord["Number",1]+=1% F8 P- n% \+ y) U- y& c
elseif i<=0.5 and i>=0.2
" Y. W) u( q7 X @.type:="green"! G' O/ l+ c! j# l; ?
PartRecord["Number",2]+=1
4 F% g$ p, G" f6 |* A# T; Zelse
1 z& a4 \0 H+ u" ]. A" n @.type:="blue"+ W! d, r5 {- h: K r R: j! n# ?
PartRecord["Number",3]+=1
1 [+ P) B* E8 ^; gend
- [+ M5 e# S! C
& E7 S3 w# h$ GdeleteMovables
+ [& g* N1 x, i C5 \PartRecord.delete({2,1}..{2,3})5 c# K0 P. E% M* h, C8 g, U' x* n
这是对的 |