var i:real
! Y9 ?! G# A1 I8 C9 T7 _! _i:=z_uniform(1,0,1)
; w* m4 Z( R$ V0 {- _@.createattr("type","string")
$ }* I: K7 Q% p9 |& i1 ?if i<0.2
' ^4 s k4 k) v& s @.type:="red"
% O8 {3 O; V4 K/ H7 ~0 n. \3 [3 r PartRecord["Number",1]+=1
9 y9 ~% t) @" `# d: q- m9 oelseif i<=0.5 and i>=0.2
. z! V0 g% r4 k @.type:="green"4 {+ O; v( g0 H; }; J- ^1 J! g
PartRecord["Number",2]+=1
3 O+ r5 }9 L. u8 celse 4 c3 j) c5 p1 K. ]" w$ D) f
@.type:="blue"# y: o2 M4 T6 `6 p1 ~* o/ a
PartRecord["Number",3]+=1
, ]0 X$ B& ]% u( o$ F" Lend, N0 V+ o% z8 v) g# J
4 g* d! X! J7 G; M1 ^6 a
deleteMovables
6 X) E! W$ ]0 ^: n* L, Q1 Z# UPartRecord.delete({2,1}..{2,3})% P: A0 d3 Q0 d0 ~5 z0 n, m8 k
这是对的 |